./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label43.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_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/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_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label43.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/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_17ff6cea-c44a-4520-944f-d8956be525ae/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 ccdc64d386c0afcee2c613b34e5fe30388a4ae39c1b42105c78b960ee87cc482 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:22,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:22,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:22,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:22,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:22,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:22,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:22,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:22,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:22,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:22,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:22,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:22,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:22,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:22,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:22,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:22,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:22,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:22,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:22,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:22,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:22,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:22,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:22,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:22,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:22,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:22,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:22,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:22,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:22,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:22,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:22,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:22,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:22,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:22,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:22,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:22,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:22,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:22,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:22,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:22,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:22,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:22,967 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:22,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:22,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:22,969 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:22,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:22,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:22,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:22,970 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:22,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:22,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:22,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:22,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:22,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:22,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:22,978 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:22,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:22,979 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:22,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:22,979 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:22,979 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:22,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:22,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:22,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:22,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:22,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:22,981 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:22,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:22,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:22,981 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_17ff6cea-c44a-4520-944f-d8956be525ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccdc64d386c0afcee2c613b34e5fe30388a4ae39c1b42105c78b960ee87cc482 [2021-11-23 15:58:23,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:23,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:23,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:23,322 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:23,323 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:23,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label43.c [2021-11-23 15:58:23,436 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/data/54fc9382d/4b18f488fc8c4f9d93286129ca4a247c/FLAG3ebfd366c [2021-11-23 15:58:24,732 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:24,732 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/sv-benchmarks/c/eca-rers2012/Problem05_label43.c [2021-11-23 15:58:24,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/data/54fc9382d/4b18f488fc8c4f9d93286129ca4a247c/FLAG3ebfd366c [2021-11-23 15:58:24,848 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/data/54fc9382d/4b18f488fc8c4f9d93286129ca4a247c [2021-11-23 15:58:24,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:24,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:24,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:24,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:24,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:24,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:24" (1/1) ... [2021-11-23 15:58:24,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ce1794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:24, skipping insertion in model container [2021-11-23 15:58:24,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:24" (1/1) ... [2021-11-23 15:58:24,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:25,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:27,440 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_17ff6cea-c44a-4520-944f-d8956be525ae/sv-benchmarks/c/eca-rers2012/Problem05_label43.c[381336,381349] [2021-11-23 15:58:27,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:27,479 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:28,944 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_17ff6cea-c44a-4520-944f-d8956be525ae/sv-benchmarks/c/eca-rers2012/Problem05_label43.c[381336,381349] [2021-11-23 15:58:28,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:29,011 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:29,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29 WrapperNode [2021-11-23 15:58:29,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:29,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:29,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:29,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:29,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29" (1/1) ... [2021-11-23 15:58:29,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29" (1/1) ... [2021-11-23 15:58:29,685 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:58:29,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:29,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:29,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:29,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:29,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29" (1/1) ... [2021-11-23 15:58:29,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29" (1/1) ... [2021-11-23 15:58:29,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29" (1/1) ... [2021-11-23 15:58:29,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29" (1/1) ... [2021-11-23 15:58:30,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29" (1/1) ... [2021-11-23 15:58:30,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29" (1/1) ... [2021-11-23 15:58:30,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29" (1/1) ... [2021-11-23 15:58:30,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:30,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:30,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:30,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:30,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:29" (1/1) ... [2021-11-23 15:58:30,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:30,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:30,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:30,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:30,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:30,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:30,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:30,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:30,609 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:30,611 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:39,077 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:39,196 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 15:58:39,200 INFO L158 Benchmark]: Toolchain (without parser) took 14345.48ms. Allocated memory was 92.3MB in the beginning and 1.0GB in the end (delta: 918.6MB). Free memory was 46.7MB in the beginning and 821.6MB in the end (delta: -774.9MB). Peak memory consumption was 393.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:39,201 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory was 30.1MB in the beginning and 30.1MB in the end (delta: 40.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:39,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4155.18ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 46.7MB in the beginning and 63.4MB in the end (delta: -16.7MB). Peak memory consumption was 85.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:39,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 672.29ms. Allocated memory was 182.5MB in the beginning and 285.2MB in the end (delta: 102.8MB). Free memory was 63.4MB in the beginning and 145.0MB in the end (delta: -81.6MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:39,204 INFO L158 Benchmark]: Boogie Preprocessor took 603.59ms. Allocated memory is still 285.2MB. Free memory was 145.0MB in the beginning and 119.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:39,205 INFO L158 Benchmark]: RCFGBuilder took 8907.20ms. Allocated memory was 285.2MB in the beginning and 1.0GB in the end (delta: 725.6MB). Free memory was 118.8MB in the beginning and 821.6MB in the end (delta: -702.8MB). Peak memory consumption was 273.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:39,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory was 30.1MB in the beginning and 30.1MB in the end (delta: 40.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4155.18ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 46.7MB in the beginning and 63.4MB in the end (delta: -16.7MB). Peak memory consumption was 85.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 672.29ms. Allocated memory was 182.5MB in the beginning and 285.2MB in the end (delta: 102.8MB). Free memory was 63.4MB in the beginning and 145.0MB in the end (delta: -81.6MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 603.59ms. Allocated memory is still 285.2MB. Free memory was 145.0MB in the beginning and 119.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8907.20ms. Allocated memory was 285.2MB in the beginning and 1.0GB in the end (delta: 725.6MB). Free memory was 118.8MB in the beginning and 821.6MB in the end (delta: -702.8MB). Peak memory consumption was 273.2MB. 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 15:58:39,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/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_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/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_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label43.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/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_17ff6cea-c44a-4520-944f-d8956be525ae/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 ccdc64d386c0afcee2c613b34e5fe30388a4ae39c1b42105c78b960ee87cc482 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:41,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:41,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:41,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:41,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:41,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:41,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:41,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:41,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:41,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:41,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:41,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:41,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:41,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:41,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:41,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:41,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:41,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:41,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:41,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:41,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:41,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:41,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:41,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:41,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:41,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:41,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:41,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:41,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:41,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:41,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:41,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:41,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:41,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:41,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:41,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:41,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:41,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:41,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:41,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:41,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:41,859 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:41,909 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:41,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:41,911 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:41,912 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:41,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:41,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:41,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:41,914 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:41,914 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:41,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:41,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:41,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:41,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:41,916 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:41,916 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:41,917 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:41,917 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:41,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:41,917 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:41,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:41,918 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:41,918 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:41,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:41,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:41,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:41,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:41,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:41,919 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:41,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:41,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:41,920 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:41,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:41,920 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_17ff6cea-c44a-4520-944f-d8956be525ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccdc64d386c0afcee2c613b34e5fe30388a4ae39c1b42105c78b960ee87cc482 [2021-11-23 15:58:42,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:42,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:42,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:42,357 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:42,357 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:42,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label43.c [2021-11-23 15:58:42,438 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/data/087609a36/91ad837e7c2b4f7db92c3d0898918bf1/FLAG10ddfd0a9 [2021-11-23 15:58:43,506 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:43,507 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/sv-benchmarks/c/eca-rers2012/Problem05_label43.c [2021-11-23 15:58:43,572 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/data/087609a36/91ad837e7c2b4f7db92c3d0898918bf1/FLAG10ddfd0a9 [2021-11-23 15:58:43,776 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/data/087609a36/91ad837e7c2b4f7db92c3d0898918bf1 [2021-11-23 15:58:43,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:43,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:43,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:43,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:43,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:43,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d309415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:43, skipping insertion in model container [2021-11-23 15:58:43,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:43" (1/1) ... [2021-11-23 15:58:43,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:44,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:46,852 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_17ff6cea-c44a-4520-944f-d8956be525ae/sv-benchmarks/c/eca-rers2012/Problem05_label43.c[381336,381349] [2021-11-23 15:58:46,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:46,893 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:48,471 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_17ff6cea-c44a-4520-944f-d8956be525ae/sv-benchmarks/c/eca-rers2012/Problem05_label43.c[381336,381349] [2021-11-23 15:58:48,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:48,542 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:48,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48 WrapperNode [2021-11-23 15:58:48,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:48,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:48,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:48,544 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:48,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:48,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:49,202 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:58:49,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:49,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:49,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:49,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:49,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:49,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:49,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:49,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:49,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:49,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:49,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:50,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:50,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:50,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:50,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:50,013 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:48" (1/1) ... [2021-11-23 15:58:50,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:50,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:50,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:50,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:50,251 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:50,253 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:00,845 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:00,921 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 15:59:00,926 INFO L158 Benchmark]: Toolchain (without parser) took 17144.77ms. Allocated memory was 67.1MB in the beginning and 947.9MB in the end (delta: 880.8MB). Free memory was 28.0MB in the beginning and 683.5MB in the end (delta: -655.5MB). Peak memory consumption was 396.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:00,926 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:00,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4712.74ms. Allocated memory was 67.1MB in the beginning and 237.0MB in the end (delta: 169.9MB). Free memory was 37.2MB in the beginning and 120.1MB in the end (delta: -83.0MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:00,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 659.05ms. Allocated memory is still 237.0MB. Free memory was 120.1MB in the beginning and 110.8MB in the end (delta: 9.3MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:00,930 INFO L158 Benchmark]: Boogie Preprocessor took 806.18ms. Allocated memory was 237.0MB in the beginning and 474.0MB in the end (delta: 237.0MB). Free memory was 110.8MB in the beginning and 323.3MB in the end (delta: -212.4MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:00,931 INFO L158 Benchmark]: RCFGBuilder took 10912.81ms. Allocated memory was 474.0MB in the beginning and 947.9MB in the end (delta: 474.0MB). Free memory was 323.3MB in the beginning and 683.5MB in the end (delta: -360.2MB). Peak memory consumption was 284.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:00,934 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 67.1MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4712.74ms. Allocated memory was 67.1MB in the beginning and 237.0MB in the end (delta: 169.9MB). Free memory was 37.2MB in the beginning and 120.1MB in the end (delta: -83.0MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 659.05ms. Allocated memory is still 237.0MB. Free memory was 120.1MB in the beginning and 110.8MB in the end (delta: 9.3MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 806.18ms. Allocated memory was 237.0MB in the beginning and 474.0MB in the end (delta: 237.0MB). Free memory was 110.8MB in the beginning and 323.3MB in the end (delta: -212.4MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10912.81ms. Allocated memory was 474.0MB in the beginning and 947.9MB in the end (delta: 474.0MB). Free memory was 323.3MB in the beginning and 683.5MB in the end (delta: -360.2MB). Peak memory consumption was 284.6MB. 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 15:59:00,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff6cea-c44a-4520-944f-d8956be525ae/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