./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label52.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_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/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_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/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_e10ff337-edab-4c45-8287-5d403f3e41ab/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 80acd9c790648079b12178f9392b9ae691100e4eff3238b339187935cded1dc8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:53,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:53,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:53,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:53,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:53,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:53,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:53,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:53,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:53,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:53,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:53,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:53,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:53,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:53,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:53,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:53,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:53,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:53,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:53,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:53,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:53,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:53,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:53,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:53,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:53,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:53,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:53,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:53,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:53,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:53,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:53,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:53,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:53,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:53,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:53,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:53,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:53,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:53,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:53,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:53,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:53,262 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:53,287 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:53,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:53,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:53,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:53,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:53,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:53,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:53,291 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:53,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:53,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:53,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:53,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:53,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:53,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:53,293 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:53,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:53,294 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:53,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:53,294 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:53,295 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:53,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:53,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:53,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:53,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:53,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:53,296 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:53,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:53,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:53,297 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_e10ff337-edab-4c45-8287-5d403f3e41ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80acd9c790648079b12178f9392b9ae691100e4eff3238b339187935cded1dc8 [2021-11-23 15:03:53,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:53,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:53,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:53,574 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:53,575 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:53,577 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2021-11-23 15:03:53,644 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/data/af3cbadde/fda36ad845f24f17b5044e243655628a/FLAGf3006ac95 [2021-11-23 15:03:54,722 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:54,723 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2021-11-23 15:03:54,784 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/data/af3cbadde/fda36ad845f24f17b5044e243655628a/FLAGf3006ac95 [2021-11-23 15:03:54,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/data/af3cbadde/fda36ad845f24f17b5044e243655628a [2021-11-23 15:03:54,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:54,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:54,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:54,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:54,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:54,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:55,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e75ba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55, skipping insertion in model container [2021-11-23 15:03:55,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:55,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:55,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:57,683 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_e10ff337-edab-4c45-8287-5d403f3e41ab/sv-benchmarks/c/eca-rers2012/Problem05_label52.c[380386,380399] [2021-11-23 15:03:57,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:57,728 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:59,033 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_e10ff337-edab-4c45-8287-5d403f3e41ab/sv-benchmarks/c/eca-rers2012/Problem05_label52.c[380386,380399] [2021-11-23 15:03:59,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:59,108 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:59,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59 WrapperNode [2021-11-23 15:03:59,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:59,111 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:59,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:59,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:59,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,599 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:03:59,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:59,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:59,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:59,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:59,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:04:00,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:04:00,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:04:00,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:04:00,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:00,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:00,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:00,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:00,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:04:00,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:00,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:00,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:00,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:00,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:00,611 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:00,612 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:08,131 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:08,202 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 15:04:08,208 INFO L158 Benchmark]: Toolchain (without parser) took 13218.30ms. Allocated memory was 109.1MB in the beginning and 853.5MB in the end (delta: 744.5MB). Free memory was 75.8MB in the beginning and 551.9MB in the end (delta: -476.1MB). Peak memory consumption was 382.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:08,208 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:08,209 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4117.86ms. Allocated memory was 109.1MB in the beginning and 220.2MB in the end (delta: 111.1MB). Free memory was 75.8MB in the beginning and 110.6MB in the end (delta: -34.8MB). Peak memory consumption was 103.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:08,210 INFO L158 Benchmark]: Boogie Procedure Inliner took 488.62ms. Allocated memory is still 220.2MB. Free memory was 110.6MB in the beginning and 74.2MB in the end (delta: 36.3MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:08,211 INFO L158 Benchmark]: Boogie Preprocessor took 690.29ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 74.2MB in the beginning and 274.0MB in the end (delta: -199.7MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:08,212 INFO L158 Benchmark]: RCFGBuilder took 7914.24ms. Allocated memory was 440.4MB in the beginning and 853.5MB in the end (delta: 413.1MB). Free memory was 274.0MB in the beginning and 551.9MB in the end (delta: -277.9MB). Peak memory consumption was 250.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:08,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4117.86ms. Allocated memory was 109.1MB in the beginning and 220.2MB in the end (delta: 111.1MB). Free memory was 75.8MB in the beginning and 110.6MB in the end (delta: -34.8MB). Peak memory consumption was 103.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 488.62ms. Allocated memory is still 220.2MB. Free memory was 110.6MB in the beginning and 74.2MB in the end (delta: 36.3MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 690.29ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 74.2MB in the beginning and 274.0MB in the end (delta: -199.7MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * RCFGBuilder took 7914.24ms. Allocated memory was 440.4MB in the beginning and 853.5MB in the end (delta: 413.1MB). Free memory was 274.0MB in the beginning and 551.9MB in the end (delta: -277.9MB). Peak memory consumption was 250.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:08,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/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_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/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_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/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_e10ff337-edab-4c45-8287-5d403f3e41ab/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 80acd9c790648079b12178f9392b9ae691100e4eff3238b339187935cded1dc8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:10,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:10,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:10,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:10,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:10,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:10,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:10,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:10,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:10,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:10,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:10,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:10,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:10,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:10,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:10,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:10,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:10,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:10,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:10,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:10,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:10,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:10,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:10,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:10,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:10,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:10,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:10,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:10,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:10,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:10,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:10,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:10,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:10,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:10,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:10,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:10,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:10,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:10,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:10,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:10,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:10,938 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:10,989 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:10,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:10,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:10,991 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:10,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:10,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:10,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:10,993 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:10,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:10,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:10,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:10,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:10,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:10,996 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:10,996 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:10,996 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:10,996 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:10,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:10,997 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:10,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:10,997 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:10,997 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:10,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:10,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:10,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:10,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:10,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:10,999 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:10,999 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:10,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:11,000 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:11,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:11,000 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_e10ff337-edab-4c45-8287-5d403f3e41ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80acd9c790648079b12178f9392b9ae691100e4eff3238b339187935cded1dc8 [2021-11-23 15:04:11,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:11,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:11,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:11,427 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:11,428 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:11,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2021-11-23 15:04:11,500 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/data/53737a200/4128968d3b1241338c1be6869f661f89/FLAG4ca7aa271 [2021-11-23 15:04:12,808 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:12,809 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2021-11-23 15:04:12,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/data/53737a200/4128968d3b1241338c1be6869f661f89/FLAG4ca7aa271 [2021-11-23 15:04:12,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/data/53737a200/4128968d3b1241338c1be6869f661f89 [2021-11-23 15:04:12,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:12,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:12,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:12,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:12,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:13,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:13,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28875125 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:13, skipping insertion in model container [2021-11-23 15:04:13,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:13,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:13,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:15,636 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_e10ff337-edab-4c45-8287-5d403f3e41ab/sv-benchmarks/c/eca-rers2012/Problem05_label52.c[380386,380399] [2021-11-23 15:04:15,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:15,675 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:17,010 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_e10ff337-edab-4c45-8287-5d403f3e41ab/sv-benchmarks/c/eca-rers2012/Problem05_label52.c[380386,380399] [2021-11-23 15:04:17,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:17,088 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:17,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17 WrapperNode [2021-11-23 15:04:17,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:17,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:17,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:17,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:17,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:17,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:17,642 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:04:17,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:17,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:17,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:17,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:17,653 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:17,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:17,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:17,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:18,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:18,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:18,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:18,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:18,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:18,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:18,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:18,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:18,406 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:18,407 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:29,041 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:29,136 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 15:04:29,140 INFO L158 Benchmark]: Toolchain (without parser) took 16158.28ms. Allocated memory was 71.3MB in the beginning and 973.1MB in the end (delta: 901.8MB). Free memory was 31.6MB in the beginning and 635.8MB in the end (delta: -604.2MB). Peak memory consumption was 392.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:29,141 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory was 31.5MB in the beginning and 31.5MB in the end (delta: 23.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:29,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4108.10ms. Allocated memory was 71.3MB in the beginning and 243.3MB in the end (delta: 172.0MB). Free memory was 31.4MB in the beginning and 149.6MB in the end (delta: -118.2MB). Peak memory consumption was 119.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:29,143 INFO L158 Benchmark]: Boogie Procedure Inliner took 550.52ms. Allocated memory is still 243.3MB. Free memory was 149.6MB in the beginning and 114.6MB in the end (delta: 35.0MB). Peak memory consumption was 100.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:29,145 INFO L158 Benchmark]: Boogie Preprocessor took 598.85ms. Allocated memory was 243.3MB in the beginning and 486.5MB in the end (delta: 243.3MB). Free memory was 114.6MB in the beginning and 323.6MB in the end (delta: -209.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:29,146 INFO L158 Benchmark]: RCFGBuilder took 10895.10ms. Allocated memory was 486.5MB in the beginning and 973.1MB in the end (delta: 486.5MB). Free memory was 323.6MB in the beginning and 635.8MB in the end (delta: -312.2MB). Peak memory consumption was 269.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:29,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory was 31.5MB in the beginning and 31.5MB in the end (delta: 23.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4108.10ms. Allocated memory was 71.3MB in the beginning and 243.3MB in the end (delta: 172.0MB). Free memory was 31.4MB in the beginning and 149.6MB in the end (delta: -118.2MB). Peak memory consumption was 119.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 550.52ms. Allocated memory is still 243.3MB. Free memory was 149.6MB in the beginning and 114.6MB in the end (delta: 35.0MB). Peak memory consumption was 100.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 598.85ms. Allocated memory was 243.3MB in the beginning and 486.5MB in the end (delta: 243.3MB). Free memory was 114.6MB in the beginning and 323.6MB in the end (delta: -209.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * RCFGBuilder took 10895.10ms. Allocated memory was 486.5MB in the beginning and 973.1MB in the end (delta: 486.5MB). Free memory was 323.6MB in the beginning and 635.8MB in the end (delta: -312.2MB). Peak memory consumption was 269.5MB. 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 15:04:29,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ff337-edab-4c45-8287-5d403f3e41ab/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable