./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label35.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/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_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/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_4d5141a5-8967-4d11-adf1-7640d5fe4631/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 2d3fb052b8e038151f16c8d029b12273ed341a0155bb0d7b51eb13f54c8fdf19 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:36,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:36,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:36,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:36,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:36,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:36,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:36,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:36,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:36,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:36,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:36,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:36,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:36,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:36,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:36,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:36,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:36,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:36,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:36,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:36,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:36,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:36,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:36,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:36,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:36,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:36,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:36,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:36,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:36,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:36,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:36,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:36,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:36,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:36,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:36,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:36,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:36,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:36,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:36,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:36,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:36,222 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:36,270 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:36,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:36,272 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:36,272 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:36,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:36,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:36,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:36,274 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:36,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:36,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:36,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:36,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:36,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:36,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:36,282 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:36,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:36,283 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:36,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:36,283 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:36,283 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:36,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:36,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:36,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:36,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:36,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:36,285 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:36,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:36,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:36,285 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_4d5141a5-8967-4d11-adf1-7640d5fe4631/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d3fb052b8e038151f16c8d029b12273ed341a0155bb0d7b51eb13f54c8fdf19 [2021-11-23 15:01:36,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:36,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:36,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:36,573 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:36,574 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:36,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label35.c [2021-11-23 15:01:36,641 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/data/2319ccc33/31e07d78f9be43ae8521908c4cf277e2/FLAGe32d98a3d [2021-11-23 15:01:37,640 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:37,646 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/sv-benchmarks/c/eca-rers2012/Problem19_label35.c [2021-11-23 15:01:37,699 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/data/2319ccc33/31e07d78f9be43ae8521908c4cf277e2/FLAGe32d98a3d [2021-11-23 15:01:37,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/data/2319ccc33/31e07d78f9be43ae8521908c4cf277e2 [2021-11-23 15:01:37,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:37,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:37,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:37,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:37,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:37,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:37" (1/1) ... [2021-11-23 15:01:37,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12bb966b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:37, skipping insertion in model container [2021-11-23 15:01:37,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:37" (1/1) ... [2021-11-23 15:01:38,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:38,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:38,637 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_4d5141a5-8967-4d11-adf1-7640d5fe4631/sv-benchmarks/c/eca-rers2012/Problem19_label35.c[5290,5303] [2021-11-23 15:01:40,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:40,320 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:40,357 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_4d5141a5-8967-4d11-adf1-7640d5fe4631/sv-benchmarks/c/eca-rers2012/Problem19_label35.c[5290,5303] [2021-11-23 15:01:41,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:41,686 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:41,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41 WrapperNode [2021-11-23 15:01:41,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:41,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:41,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:41,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:41,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:42,983 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:01:42,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:42,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:42,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:42,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:42,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:42,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:43,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:43,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:43,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:43,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:43,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:43,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:43,878 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:43,878 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:43,878 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:43,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:43,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:43,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:43,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:43,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:44,071 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:44,073 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:53,360 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:53,451 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 15:01:53,461 INFO L158 Benchmark]: Toolchain (without parser) took 15468.70ms. Allocated memory was 107.0MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 47.7MB in the beginning and 973.4MB in the end (delta: -925.7MB). Peak memory consumption was 623.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:53,463 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory was 61.3MB in the beginning and 61.2MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:53,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3694.70ms. Allocated memory was 107.0MB in the beginning and 186.6MB in the end (delta: 79.7MB). Free memory was 47.7MB in the beginning and 77.7MB in the end (delta: -30.0MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2021-11-23 15:01:53,466 INFO L158 Benchmark]: Boogie Procedure Inliner took 1295.60ms. Allocated memory was 186.6MB in the beginning and 318.8MB in the end (delta: 132.1MB). Free memory was 77.7MB in the beginning and 131.4MB in the end (delta: -53.7MB). Peak memory consumption was 93.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:53,467 INFO L158 Benchmark]: Boogie Preprocessor took 893.08ms. Allocated memory was 318.8MB in the beginning and 692.1MB in the end (delta: 373.3MB). Free memory was 131.4MB in the beginning and 459.6MB in the end (delta: -328.2MB). Peak memory consumption was 93.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:53,469 INFO L158 Benchmark]: RCFGBuilder took 9580.61ms. Allocated memory was 692.1MB in the beginning and 1.4GB in the end (delta: 721.4MB). Free memory was 459.6MB in the beginning and 973.4MB in the end (delta: -513.8MB). Peak memory consumption was 451.9MB. Max. memory is 16.1GB. [2021-11-23 15:01:53,478 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory was 61.3MB in the beginning and 61.2MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3694.70ms. Allocated memory was 107.0MB in the beginning and 186.6MB in the end (delta: 79.7MB). Free memory was 47.7MB in the beginning and 77.7MB in the end (delta: -30.0MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1295.60ms. Allocated memory was 186.6MB in the beginning and 318.8MB in the end (delta: 132.1MB). Free memory was 77.7MB in the beginning and 131.4MB in the end (delta: -53.7MB). Peak memory consumption was 93.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 893.08ms. Allocated memory was 318.8MB in the beginning and 692.1MB in the end (delta: 373.3MB). Free memory was 131.4MB in the beginning and 459.6MB in the end (delta: -328.2MB). Peak memory consumption was 93.3MB. Max. memory is 16.1GB. * RCFGBuilder took 9580.61ms. Allocated memory was 692.1MB in the beginning and 1.4GB in the end (delta: 721.4MB). Free memory was 459.6MB in the beginning and 973.4MB in the end (delta: -513.8MB). Peak memory consumption was 451.9MB. 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 15:01:53,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/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_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/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_4d5141a5-8967-4d11-adf1-7640d5fe4631/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 2d3fb052b8e038151f16c8d029b12273ed341a0155bb0d7b51eb13f54c8fdf19 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:55,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:55,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:55,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:55,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:55,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:55,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:56,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:56,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:56,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:56,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:56,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:56,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:56,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:56,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:56,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:56,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:56,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:56,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:56,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:56,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:56,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:56,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:56,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:56,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:56,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:56,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:56,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:56,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:56,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:56,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:56,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:56,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:56,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:56,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:56,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:56,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:56,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:56,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:56,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:56,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:56,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:56,129 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:56,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:56,130 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:56,131 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:56,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:56,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:56,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:56,133 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:56,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:56,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:56,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:56,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:56,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:56,135 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:56,135 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:56,136 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:56,136 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:56,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:56,136 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:56,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:56,137 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:56,137 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:56,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:56,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:56,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:56,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:56,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:56,138 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:56,138 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:56,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:56,139 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:56,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:56,140 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_4d5141a5-8967-4d11-adf1-7640d5fe4631/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d3fb052b8e038151f16c8d029b12273ed341a0155bb0d7b51eb13f54c8fdf19 [2021-11-23 15:01:56,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:56,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:56,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:56,560 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:56,561 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:56,562 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label35.c [2021-11-23 15:01:56,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/data/3c0e758ec/428bab9dd6af4cde9743ac17254360f2/FLAGe7201dc14 [2021-11-23 15:01:57,794 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:57,794 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/sv-benchmarks/c/eca-rers2012/Problem19_label35.c [2021-11-23 15:01:57,851 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/data/3c0e758ec/428bab9dd6af4cde9743ac17254360f2/FLAGe7201dc14 [2021-11-23 15:01:58,088 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/data/3c0e758ec/428bab9dd6af4cde9743ac17254360f2 [2021-11-23 15:01:58,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:58,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:58,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:58,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:58,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:58,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a7dd6bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58, skipping insertion in model container [2021-11-23 15:01:58,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:58,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:58,688 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_4d5141a5-8967-4d11-adf1-7640d5fe4631/sv-benchmarks/c/eca-rers2012/Problem19_label35.c[5290,5303] [2021-11-23 15:02:00,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:00,576 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:00,613 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_4d5141a5-8967-4d11-adf1-7640d5fe4631/sv-benchmarks/c/eca-rers2012/Problem19_label35.c[5290,5303] [2021-11-23 15:02:01,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:01,824 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:01,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01 WrapperNode [2021-11-23 15:02:01,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:01,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:01,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:01,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:01,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:01,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,573 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:02:02,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:02,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:02,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:02,575 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:02,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:02,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:02,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:02,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:02,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:03,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:03,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:03,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:03,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:03,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:03,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:03,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:03,253 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:03,254 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:04,389 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:04,449 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 15:03:04,525 INFO L158 Benchmark]: Toolchain (without parser) took 66429.87ms. Allocated memory was 69.2MB in the beginning and 742.4MB in the end (delta: 673.2MB). Free memory was 40.8MB in the beginning and 609.3MB in the end (delta: -568.5MB). Peak memory consumption was 408.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:04,525 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 69.2MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:04,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3728.45ms. Allocated memory was 69.2MB in the beginning and 157.3MB in the end (delta: 88.1MB). Free memory was 40.5MB in the beginning and 40.9MB in the end (delta: -377.4kB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:04,527 INFO L158 Benchmark]: Boogie Procedure Inliner took 746.89ms. Allocated memory was 157.3MB in the beginning and 241.2MB in the end (delta: 83.9MB). Free memory was 40.9MB in the beginning and 135.6MB in the end (delta: -94.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:04,528 INFO L158 Benchmark]: Boogie Preprocessor took 406.36ms. Allocated memory is still 241.2MB. Free memory was 135.6MB in the beginning and 88.4MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:04,529 INFO L158 Benchmark]: RCFGBuilder took 61539.98ms. Allocated memory was 241.2MB in the beginning and 742.4MB in the end (delta: 501.2MB). Free memory was 88.4MB in the beginning and 609.3MB in the end (delta: -520.9MB). Peak memory consumption was 284.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:04,547 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 69.2MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3728.45ms. Allocated memory was 69.2MB in the beginning and 157.3MB in the end (delta: 88.1MB). Free memory was 40.5MB in the beginning and 40.9MB in the end (delta: -377.4kB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 746.89ms. Allocated memory was 157.3MB in the beginning and 241.2MB in the end (delta: 83.9MB). Free memory was 40.9MB in the beginning and 135.6MB in the end (delta: -94.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 406.36ms. Allocated memory is still 241.2MB. Free memory was 135.6MB in the beginning and 88.4MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * RCFGBuilder took 61539.98ms. Allocated memory was 241.2MB in the beginning and 742.4MB in the end (delta: 501.2MB). Free memory was 88.4MB in the beginning and 609.3MB in the end (delta: -520.9MB). Peak memory consumption was 284.2MB. 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 15:03:04,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d5141a5-8967-4d11-adf1-7640d5fe4631/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