./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label45.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_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/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_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/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_80cdad2f-8940-4e20-9397-9826a74084c4/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 8467039cd3b163d296fd08bc696cd2f7637ba962b4c476281adfe8f379f9ad63 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:33,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:33,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:33,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:33,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:33,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:33,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:33,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:33,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:33,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:33,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:33,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:33,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:33,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:33,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:33,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:33,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:33,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:33,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:33,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:33,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:33,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:33,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:33,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:33,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:33,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:33,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:33,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:33,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:33,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:33,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:33,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:33,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:33,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:33,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:33,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:33,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:33,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:33,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:33,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:33,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:33,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:45:33,967 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:33,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:33,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:33,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:33,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:33,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:33,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:33,970 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:33,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:33,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:33,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:33,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:33,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:33,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:33,971 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:33,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:33,972 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:33,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:33,972 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:33,972 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:33,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:33,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:33,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:33,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:33,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:33,974 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:45:33,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:45:33,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:33,974 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_80cdad2f-8940-4e20-9397-9826a74084c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8467039cd3b163d296fd08bc696cd2f7637ba962b4c476281adfe8f379f9ad63 [2021-11-23 15:45:34,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:34,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:34,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:34,280 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:34,281 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:34,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2021-11-23 15:45:34,359 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/data/3926d350f/9c3481fdd4fc4fa38502910b8eea2cee/FLAG12d3f796d [2021-11-23 15:45:35,152 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:35,154 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2021-11-23 15:45:35,197 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/data/3926d350f/9c3481fdd4fc4fa38502910b8eea2cee/FLAG12d3f796d [2021-11-23 15:45:35,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/data/3926d350f/9c3481fdd4fc4fa38502910b8eea2cee [2021-11-23 15:45:35,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:35,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:35,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:35,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:35,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:35,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6b6cab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:35, skipping insertion in model container [2021-11-23 15:45:35,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:35" (1/1) ... [2021-11-23 15:45:35,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:35,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:36,213 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_80cdad2f-8940-4e20-9397-9826a74084c4/sv-benchmarks/c/eca-rers2012/Problem12_label45.c[6354,6367] [2021-11-23 15:45:37,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:37,197 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:37,235 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_80cdad2f-8940-4e20-9397-9826a74084c4/sv-benchmarks/c/eca-rers2012/Problem12_label45.c[6354,6367] [2021-11-23 15:45:37,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:37,866 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:37,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37 WrapperNode [2021-11-23 15:45:37,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:37,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:37,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:37,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:37,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:37,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:38,271 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:45:38,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:38,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:38,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:38,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:38,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:38,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:38,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:38,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:38,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:38,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:38,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:38,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:39,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:39,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:39,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:39,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:39,041 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:39,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:39,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:39,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:39,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:39,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:45:39,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:39,235 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:39,237 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:43,769 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:43,858 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 15:45:43,864 INFO L158 Benchmark]: Toolchain (without parser) took 8153.62ms. Allocated memory was 98.6MB in the beginning and 576.7MB in the end (delta: 478.2MB). Free memory was 54.6MB in the beginning and 442.0MB in the end (delta: -387.4MB). Peak memory consumption was 244.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,864 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 98.6MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:43,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2152.51ms. Allocated memory was 98.6MB in the beginning and 176.2MB in the end (delta: 77.6MB). Free memory was 54.4MB in the beginning and 112.0MB in the end (delta: -57.6MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 404.05ms. Allocated memory is still 176.2MB. Free memory was 112.0MB in the beginning and 72.1MB in the end (delta: 39.8MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,868 INFO L158 Benchmark]: Boogie Preprocessor took 742.73ms. Allocated memory was 176.2MB in the beginning and 352.3MB in the end (delta: 176.2MB). Free memory was 72.1MB in the beginning and 245.8MB in the end (delta: -173.6MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,869 INFO L158 Benchmark]: RCFGBuilder took 4845.10ms. Allocated memory was 352.3MB in the beginning and 576.7MB in the end (delta: 224.4MB). Free memory was 245.8MB in the beginning and 442.0MB in the end (delta: -196.2MB). Peak memory consumption was 180.3MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 98.6MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2152.51ms. Allocated memory was 98.6MB in the beginning and 176.2MB in the end (delta: 77.6MB). Free memory was 54.4MB in the beginning and 112.0MB in the end (delta: -57.6MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 404.05ms. Allocated memory is still 176.2MB. Free memory was 112.0MB in the beginning and 72.1MB in the end (delta: 39.8MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 742.73ms. Allocated memory was 176.2MB in the beginning and 352.3MB in the end (delta: 176.2MB). Free memory was 72.1MB in the beginning and 245.8MB in the end (delta: -173.6MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4845.10ms. Allocated memory was 352.3MB in the beginning and 576.7MB in the end (delta: 224.4MB). Free memory was 245.8MB in the beginning and 442.0MB in the end (delta: -196.2MB). Peak memory consumption was 180.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:45:43,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/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_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/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_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/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_80cdad2f-8940-4e20-9397-9826a74084c4/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 8467039cd3b163d296fd08bc696cd2f7637ba962b4c476281adfe8f379f9ad63 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:46,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:46,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:46,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:46,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:46,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:46,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:46,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:46,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:46,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:46,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:46,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:46,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:46,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:46,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:46,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:46,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:46,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:46,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:46,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:46,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:46,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:46,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:46,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:46,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:46,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:46,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:46,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:46,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:46,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:46,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:46,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:46,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:46,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:46,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:46,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:46,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:46,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:46,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:46,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:46,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:46,479 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:45:46,524 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:46,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:46,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:46,527 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:46,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:46,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:46,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:46,529 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:46,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:46,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:46,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:46,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:46,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:46,532 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:45:46,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:45:46,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:45:46,532 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:46,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:46,533 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:46,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:46,533 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:46,534 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:46,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:46,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:46,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:46,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:46,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:46,535 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:45:46,536 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:45:46,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:46,536 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:45:46,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:45:46,537 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_80cdad2f-8940-4e20-9397-9826a74084c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8467039cd3b163d296fd08bc696cd2f7637ba962b4c476281adfe8f379f9ad63 [2021-11-23 15:45:46,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:46,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:46,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:46,985 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:46,987 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:46,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2021-11-23 15:45:47,077 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/data/403fd9fe5/50d4df4268214548ad22e747b30d67e2/FLAGd5059ae4c [2021-11-23 15:45:47,956 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:47,957 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2021-11-23 15:45:47,993 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/data/403fd9fe5/50d4df4268214548ad22e747b30d67e2/FLAGd5059ae4c [2021-11-23 15:45:48,447 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/data/403fd9fe5/50d4df4268214548ad22e747b30d67e2 [2021-11-23 15:45:48,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:48,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:48,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:48,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:48,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:48,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:48" (1/1) ... [2021-11-23 15:45:48,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231afdfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:48, skipping insertion in model container [2021-11-23 15:45:48,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:48" (1/1) ... [2021-11-23 15:45:48,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:48,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:48,958 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_80cdad2f-8940-4e20-9397-9826a74084c4/sv-benchmarks/c/eca-rers2012/Problem12_label45.c[6354,6367] [2021-11-23 15:45:50,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:50,111 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:50,151 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_80cdad2f-8940-4e20-9397-9826a74084c4/sv-benchmarks/c/eca-rers2012/Problem12_label45.c[6354,6367] [2021-11-23 15:45:50,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:50,897 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:50,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50 WrapperNode [2021-11-23 15:45:50,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:50,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:50,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:50,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:50,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50" (1/1) ... [2021-11-23 15:45:50,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50" (1/1) ... [2021-11-23 15:45:51,189 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:45:51,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:51,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:51,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:51,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:51,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50" (1/1) ... [2021-11-23 15:45:51,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50" (1/1) ... [2021-11-23 15:45:51,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50" (1/1) ... [2021-11-23 15:45:51,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50" (1/1) ... [2021-11-23 15:45:51,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50" (1/1) ... [2021-11-23 15:45:51,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50" (1/1) ... [2021-11-23 15:45:51,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50" (1/1) ... [2021-11-23 15:45:51,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:51,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:51,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:51,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:51,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:50" (1/1) ... [2021-11-23 15:45:51,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:51,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:51,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:51,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:51,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:51,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:45:51,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:51,793 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:51,797 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:18,982 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:19,044 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 15:46:19,056 INFO L158 Benchmark]: Toolchain (without parser) took 30601.88ms. Allocated memory was 71.3MB in the beginning and 352.3MB in the end (delta: 281.0MB). Free memory was 49.0MB in the beginning and 246.7MB in the end (delta: -197.8MB). Peak memory consumption was 243.0MB. Max. memory is 16.1GB. [2021-11-23 15:46:19,058 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:19,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2445.77ms. Allocated memory was 71.3MB in the beginning and 113.2MB in the end (delta: 41.9MB). Free memory was 48.7MB in the beginning and 65.5MB in the end (delta: -16.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:19,059 INFO L158 Benchmark]: Boogie Procedure Inliner took 295.30ms. Allocated memory is still 113.2MB. Free memory was 65.5MB in the beginning and 47.7MB in the end (delta: 17.8MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-11-23 15:46:19,060 INFO L158 Benchmark]: Boogie Preprocessor took 410.43ms. Allocated memory was 113.2MB in the beginning and 176.2MB in the end (delta: 62.9MB). Free memory was 47.7MB in the beginning and 92.0MB in the end (delta: -44.3MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:19,061 INFO L158 Benchmark]: RCFGBuilder took 27430.83ms. Allocated memory was 176.2MB in the beginning and 352.3MB in the end (delta: 176.2MB). Free memory was 92.0MB in the beginning and 246.7MB in the end (delta: -154.7MB). Peak memory consumption was 183.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:19,068 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2445.77ms. Allocated memory was 71.3MB in the beginning and 113.2MB in the end (delta: 41.9MB). Free memory was 48.7MB in the beginning and 65.5MB in the end (delta: -16.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 295.30ms. Allocated memory is still 113.2MB. Free memory was 65.5MB in the beginning and 47.7MB in the end (delta: 17.8MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 410.43ms. Allocated memory was 113.2MB in the beginning and 176.2MB in the end (delta: 62.9MB). Free memory was 47.7MB in the beginning and 92.0MB in the end (delta: -44.3MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * RCFGBuilder took 27430.83ms. Allocated memory was 176.2MB in the beginning and 352.3MB in the end (delta: 176.2MB). Free memory was 92.0MB in the beginning and 246.7MB in the end (delta: -154.7MB). Peak memory consumption was 183.2MB. 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 15:46:19,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80cdad2f-8940-4e20-9397-9826a74084c4/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