./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label19.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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/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 497507965304fa3958b4d8590ba6d10980c500d31bff8080fc78d47954487eca --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:23,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:23,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:23,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:23,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:23,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:23,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:23,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:23,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:23,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:23,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:23,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:23,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:23,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:23,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:23,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:23,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:23,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:23,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:23,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:23,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:23,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:23,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:23,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:23,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:23,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:23,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:23,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:23,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:23,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:23,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:23,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:23,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:23,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:23,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:23,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:23,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:23,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:23,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:23,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:23,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:23,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:34:23,268 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:23,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:23,270 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:23,270 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:23,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:23,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:23,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:23,272 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:23,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:23,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:23,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:23,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:23,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:23,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:23,273 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:23,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:23,274 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:23,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:23,274 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:23,275 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:23,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:23,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:23,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:23,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:23,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:23,276 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:23,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:23,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:23,277 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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 497507965304fa3958b4d8590ba6d10980c500d31bff8080fc78d47954487eca [2021-11-23 15:34:23,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:23,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:23,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:23,605 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:23,607 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:23,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label19.c [2021-11-23 15:34:23,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/data/3f0bcb972/e364436ff9e94e6fb2ff21bfaa6695c1/FLAGd889aabc7 [2021-11-23 15:34:24,949 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:24,952 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/sv-benchmarks/c/eca-rers2012/Problem19_label19.c [2021-11-23 15:34:25,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/data/3f0bcb972/e364436ff9e94e6fb2ff21bfaa6695c1/FLAGd889aabc7 [2021-11-23 15:34:25,120 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/data/3f0bcb972/e364436ff9e94e6fb2ff21bfaa6695c1 [2021-11-23 15:34:25,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:25,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:25,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:25,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:25,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:25,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67171805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25, skipping insertion in model container [2021-11-23 15:34:25,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:25,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:26,004 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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/sv-benchmarks/c/eca-rers2012/Problem19_label19.c[3491,3504] [2021-11-23 15:34:28,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:28,550 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:28,590 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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/sv-benchmarks/c/eca-rers2012/Problem19_label19.c[3491,3504] [2021-11-23 15:34:29,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:30,038 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:30,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30 WrapperNode [2021-11-23 15:34:30,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:30,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:30,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:30,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:30,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:30,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:31,341 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:34:31,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:31,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:31,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:31,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:31,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:31,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:31,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:31,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:32,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:32,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:32,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:32,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:32,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:32,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:32,678 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:32,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:32,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:32,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:32,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:32,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:32,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:32,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:32,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:32,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:32,906 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:32,908 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:43,486 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:43,568 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 15:34:43,573 INFO L158 Benchmark]: Toolchain (without parser) took 18445.74ms. Allocated memory was 92.3MB in the beginning and 2.9GB in the end (delta: 2.8GB). Free memory was 52.3MB in the beginning and 2.5GB in the end (delta: -2.5GB). Peak memory consumption was 402.1MB. Max. memory is 16.1GB. [2021-11-23 15:34:43,574 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 92.3MB. Free memory was 49.2MB in the beginning and 49.2MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:43,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4911.75ms. Allocated memory was 92.3MB in the beginning and 245.4MB in the end (delta: 153.1MB). Free memory was 52.0MB in the beginning and 123.1MB in the end (delta: -71.1MB). Peak memory consumption was 135.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:43,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 1301.09ms. Allocated memory was 245.4MB in the beginning and 490.7MB in the end (delta: 245.4MB). Free memory was 123.1MB in the beginning and 289.0MB in the end (delta: -165.9MB). Peak memory consumption was 130.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:43,577 INFO L158 Benchmark]: Boogie Preprocessor took 1332.69ms. Allocated memory was 490.7MB in the beginning and 981.5MB in the end (delta: 490.7MB). Free memory was 289.0MB in the beginning and 727.2MB in the end (delta: -438.2MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:43,578 INFO L158 Benchmark]: RCFGBuilder took 10894.17ms. Allocated memory was 981.5MB in the beginning and 2.9GB in the end (delta: 2.0GB). Free memory was 727.2MB in the beginning and 2.5GB in the end (delta: -1.8GB). Peak memory consumption was 191.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:43,581 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 92.3MB. Free memory was 49.2MB in the beginning and 49.2MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4911.75ms. Allocated memory was 92.3MB in the beginning and 245.4MB in the end (delta: 153.1MB). Free memory was 52.0MB in the beginning and 123.1MB in the end (delta: -71.1MB). Peak memory consumption was 135.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1301.09ms. Allocated memory was 245.4MB in the beginning and 490.7MB in the end (delta: 245.4MB). Free memory was 123.1MB in the beginning and 289.0MB in the end (delta: -165.9MB). Peak memory consumption was 130.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1332.69ms. Allocated memory was 490.7MB in the beginning and 981.5MB in the end (delta: 490.7MB). Free memory was 289.0MB in the beginning and 727.2MB in the end (delta: -438.2MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * RCFGBuilder took 10894.17ms. Allocated memory was 981.5MB in the beginning and 2.9GB in the end (delta: 2.0GB). Free memory was 727.2MB in the beginning and 2.5GB in the end (delta: -1.8GB). Peak memory consumption was 191.0MB. 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 15:34:43,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/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 497507965304fa3958b4d8590ba6d10980c500d31bff8080fc78d47954487eca --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:46,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:46,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:46,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:46,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:46,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:46,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:46,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:46,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:46,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:46,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:46,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:46,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:46,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:46,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:46,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:46,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:46,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:46,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:46,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:46,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:46,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:46,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:46,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:46,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:46,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:46,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:46,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:46,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:46,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:46,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:46,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:46,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:46,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:46,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:46,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:46,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:46,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:46,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:46,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:46,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:46,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:34:46,450 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:46,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:46,452 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:46,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:46,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:46,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:46,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:46,454 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:46,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:46,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:46,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:46,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:46,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:46,457 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:46,457 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:46,457 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:46,458 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:46,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:46,458 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:46,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:46,459 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:46,459 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:46,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:46,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:46,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:46,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:46,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:46,460 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:46,461 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:46,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:46,461 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:46,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:46,462 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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 497507965304fa3958b4d8590ba6d10980c500d31bff8080fc78d47954487eca [2021-11-23 15:34:46,921 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:46,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:46,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:46,965 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:46,966 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:46,968 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label19.c [2021-11-23 15:34:47,063 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/data/54aca0a0c/e2a6838318d14cd39fd289bef735eaa9/FLAG26e3f81ee [2021-11-23 15:34:48,442 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:48,443 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/sv-benchmarks/c/eca-rers2012/Problem19_label19.c [2021-11-23 15:34:48,505 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/data/54aca0a0c/e2a6838318d14cd39fd289bef735eaa9/FLAG26e3f81ee [2021-11-23 15:34:48,615 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/data/54aca0a0c/e2a6838318d14cd39fd289bef735eaa9 [2021-11-23 15:34:48,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:48,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:48,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:48,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:48,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:48,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:48" (1/1) ... [2021-11-23 15:34:48,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e9dac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:48, skipping insertion in model container [2021-11-23 15:34:48,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:48" (1/1) ... [2021-11-23 15:34:48,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:49,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:49,541 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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/sv-benchmarks/c/eca-rers2012/Problem19_label19.c[3491,3504] [2021-11-23 15:34:52,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:52,054 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:52,100 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_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/sv-benchmarks/c/eca-rers2012/Problem19_label19.c[3491,3504] [2021-11-23 15:34:53,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:53,743 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:53,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53 WrapperNode [2021-11-23 15:34:53,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:53,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:53,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:53,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:53,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:53,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:54,253 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:34:54,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:54,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:54,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:54,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:54,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:54,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:54,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:54,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:54,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:54,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:55,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:55,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:55,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:55,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:55,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:55,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:55,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:55,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:55,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:55,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:55,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:55,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:55,572 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:55,574 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:36:05,895 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:36:05,962 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 15:36:05,966 INFO L158 Benchmark]: Toolchain (without parser) took 77342.74ms. Allocated memory was 62.9MB in the beginning and 939.5MB in the end (delta: 876.6MB). Free memory was 28.3MB in the beginning and 727.7MB in the end (delta: -699.3MB). Peak memory consumption was 315.6MB. Max. memory is 16.1GB. [2021-11-23 15:36:05,967 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:36:05,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5120.29ms. Allocated memory was 62.9MB in the beginning and 245.4MB in the end (delta: 182.5MB). Free memory was 28.1MB in the beginning and 161.6MB in the end (delta: -133.6MB). Peak memory consumption was 120.4MB. Max. memory is 16.1GB. [2021-11-23 15:36:05,968 INFO L158 Benchmark]: Boogie Procedure Inliner took 506.98ms. Allocated memory is still 245.4MB. Free memory was 161.6MB in the beginning and 96.6MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2021-11-23 15:36:05,969 INFO L158 Benchmark]: Boogie Preprocessor took 945.28ms. Allocated memory was 245.4MB in the beginning and 490.7MB in the end (delta: 245.4MB). Free memory was 96.6MB in the beginning and 354.7MB in the end (delta: -258.1MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2021-11-23 15:36:05,970 INFO L158 Benchmark]: RCFGBuilder took 70762.77ms. Allocated memory was 490.7MB in the beginning and 939.5MB in the end (delta: 448.8MB). Free memory was 354.2MB in the beginning and 727.7MB in the end (delta: -373.5MB). Peak memory consumption was 212.2MB. Max. memory is 16.1GB. [2021-11-23 15:36:05,974 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5120.29ms. Allocated memory was 62.9MB in the beginning and 245.4MB in the end (delta: 182.5MB). Free memory was 28.1MB in the beginning and 161.6MB in the end (delta: -133.6MB). Peak memory consumption was 120.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 506.98ms. Allocated memory is still 245.4MB. Free memory was 161.6MB in the beginning and 96.6MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 945.28ms. Allocated memory was 245.4MB in the beginning and 490.7MB in the end (delta: 245.4MB). Free memory was 96.6MB in the beginning and 354.7MB in the end (delta: -258.1MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. * RCFGBuilder took 70762.77ms. Allocated memory was 490.7MB in the beginning and 939.5MB in the end (delta: 448.8MB). Free memory was 354.2MB in the beginning and 727.7MB in the end (delta: -373.5MB). Peak memory consumption was 212.2MB. 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 15:36:06,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a6506a-d2d1-45fe-ae85-a931b4340ff3/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