./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label58.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_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/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_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label58.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/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_4a059ceb-d77e-49d5-86cd-85135e8dacda/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 a53da247d111b038b398eff5160740a2a02616f3c1ac05da6f779ac954a53edf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:22,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:22,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:22,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:22,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:22,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:22,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:22,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:22,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:22,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:22,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:22,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:22,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:22,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:22,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:22,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:22,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:22,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:22,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:22,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:22,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:22,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:22,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:22,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:22,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:22,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:22,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:22,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:22,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:22,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:22,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:22,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:22,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:22,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:22,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:22,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:22,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:22,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:22,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:22,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:22,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:22,281 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:41:22,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:22,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:22,306 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:22,307 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:22,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:22,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:22,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:22,309 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:22,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:41:22,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:22,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:22,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:22,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:22,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:22,312 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:22,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:22,312 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:22,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:22,313 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:22,313 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:22,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:22,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:22,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:22,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:22,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:22,314 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:41:22,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:41:22,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:22,315 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_4a059ceb-d77e-49d5-86cd-85135e8dacda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a53da247d111b038b398eff5160740a2a02616f3c1ac05da6f779ac954a53edf [2021-11-23 15:41:22,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:22,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:22,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:22,655 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:22,656 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:22,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label58.c [2021-11-23 15:41:22,743 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/data/c28ccbba0/f7c81a93c3284dac8382e15abb99e718/FLAG005e880bc [2021-11-23 15:41:23,852 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:23,854 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/sv-benchmarks/c/eca-rers2012/Problem19_label58.c [2021-11-23 15:41:23,931 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/data/c28ccbba0/f7c81a93c3284dac8382e15abb99e718/FLAG005e880bc [2021-11-23 15:41:24,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/data/c28ccbba0/f7c81a93c3284dac8382e15abb99e718 [2021-11-23 15:41:24,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:24,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:24,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:24,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:24,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:24,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:24,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db0ad42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24, skipping insertion in model container [2021-11-23 15:41:24,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:24,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:24,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:24,846 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_4a059ceb-d77e-49d5-86cd-85135e8dacda/sv-benchmarks/c/eca-rers2012/Problem19_label58.c[2142,2155] [2021-11-23 15:41:26,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:26,657 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:26,690 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_4a059ceb-d77e-49d5-86cd-85135e8dacda/sv-benchmarks/c/eca-rers2012/Problem19_label58.c[2142,2155] [2021-11-23 15:41:27,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:28,033 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:28,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28 WrapperNode [2021-11-23 15:41:28,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:28,035 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:28,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:28,036 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:28,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:29,265 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:41:29,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:29,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:29,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:29,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:29,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:29,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:29,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:29,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:30,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:30,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:30,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:30,339 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:30,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:30,340 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:30,340 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:30,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:30,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:30,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:30,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:30,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:30,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:30,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:41:30,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:30,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:30,528 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:30,530 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:39,613 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:39,685 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 15:41:39,690 INFO L158 Benchmark]: Toolchain (without parser) took 15543.21ms. Allocated memory was 111.1MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 75.7MB in the beginning and 689.7MB in the end (delta: -614.0MB). Peak memory consumption was 642.1MB. Max. memory is 16.1GB. [2021-11-23 15:41:39,691 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:39,692 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3886.01ms. Allocated memory was 111.1MB in the beginning and 260.0MB in the end (delta: 148.9MB). Free memory was 75.2MB in the beginning and 153.7MB in the end (delta: -78.6MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. [2021-11-23 15:41:39,693 INFO L158 Benchmark]: Boogie Procedure Inliner took 1231.19ms. Allocated memory was 260.0MB in the beginning and 543.2MB in the end (delta: 283.1MB). Free memory was 153.7MB in the beginning and 352.6MB in the end (delta: -198.9MB). Peak memory consumption was 150.3MB. Max. memory is 16.1GB. [2021-11-23 15:41:39,694 INFO L158 Benchmark]: Boogie Preprocessor took 1072.63ms. Allocated memory is still 543.2MB. Free memory was 352.6MB in the beginning and 298.1MB in the end (delta: 54.5MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:39,694 INFO L158 Benchmark]: RCFGBuilder took 9348.34ms. Allocated memory was 543.2MB in the beginning and 1.2GB in the end (delta: 648.0MB). Free memory was 298.1MB in the beginning and 689.7MB in the end (delta: -391.6MB). Peak memory consumption was 434.7MB. Max. memory is 16.1GB. [2021-11-23 15:41:39,698 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 81.8MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3886.01ms. Allocated memory was 111.1MB in the beginning and 260.0MB in the end (delta: 148.9MB). Free memory was 75.2MB in the beginning and 153.7MB in the end (delta: -78.6MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1231.19ms. Allocated memory was 260.0MB in the beginning and 543.2MB in the end (delta: 283.1MB). Free memory was 153.7MB in the beginning and 352.6MB in the end (delta: -198.9MB). Peak memory consumption was 150.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1072.63ms. Allocated memory is still 543.2MB. Free memory was 352.6MB in the beginning and 298.1MB in the end (delta: 54.5MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * RCFGBuilder took 9348.34ms. Allocated memory was 543.2MB in the beginning and 1.2GB in the end (delta: 648.0MB). Free memory was 298.1MB in the beginning and 689.7MB in the end (delta: -391.6MB). Peak memory consumption was 434.7MB. 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 15:41:39,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/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_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/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_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label58.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/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_4a059ceb-d77e-49d5-86cd-85135e8dacda/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 a53da247d111b038b398eff5160740a2a02616f3c1ac05da6f779ac954a53edf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:42,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:42,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:42,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:42,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:42,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:42,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:42,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:42,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:42,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:42,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:42,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:42,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:42,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:42,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:42,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:42,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:42,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:42,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:42,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:42,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:42,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:42,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:42,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:42,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:42,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:42,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:42,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:42,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:42,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:42,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:42,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:42,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:42,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:42,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:42,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:42,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:42,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:42,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:42,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:42,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:42,498 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:41:42,546 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:42,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:42,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:42,549 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:42,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:42,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:42,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:42,551 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:42,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:42,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:42,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:42,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:42,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:42,553 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:41:42,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:41:42,554 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:41:42,554 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:42,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:42,554 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:42,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:42,555 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:42,555 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:42,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:42,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:42,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:42,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:42,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:42,557 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:41:42,557 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:41:42,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:42,557 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:41:42,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:41:42,558 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_4a059ceb-d77e-49d5-86cd-85135e8dacda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a53da247d111b038b398eff5160740a2a02616f3c1ac05da6f779ac954a53edf [2021-11-23 15:41:42,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:42,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:42,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:42,980 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:42,981 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:42,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label58.c [2021-11-23 15:41:43,067 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/data/0669fd87f/191a94f3f6364d70b21942d111a00058/FLAGebfa749e0 [2021-11-23 15:41:44,177 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:44,178 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/sv-benchmarks/c/eca-rers2012/Problem19_label58.c [2021-11-23 15:41:44,228 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/data/0669fd87f/191a94f3f6364d70b21942d111a00058/FLAGebfa749e0 [2021-11-23 15:41:44,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/data/0669fd87f/191a94f3f6364d70b21942d111a00058 [2021-11-23 15:41:44,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:44,254 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:44,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:44,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:44,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:44,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:44" (1/1) ... [2021-11-23 15:41:44,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18f67e4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:44, skipping insertion in model container [2021-11-23 15:41:44,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:44" (1/1) ... [2021-11-23 15:41:44,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:44,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:44,856 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_4a059ceb-d77e-49d5-86cd-85135e8dacda/sv-benchmarks/c/eca-rers2012/Problem19_label58.c[2142,2155] [2021-11-23 15:41:47,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:47,013 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:47,044 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_4a059ceb-d77e-49d5-86cd-85135e8dacda/sv-benchmarks/c/eca-rers2012/Problem19_label58.c[2142,2155] [2021-11-23 15:41:48,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:48,330 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:48,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48 WrapperNode [2021-11-23 15:41:48,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:48,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:48,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:48,333 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:48,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48" (1/1) ... [2021-11-23 15:41:48,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48" (1/1) ... [2021-11-23 15:41:48,785 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:41:48,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:48,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:48,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:48,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:48,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48" (1/1) ... [2021-11-23 15:41:48,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48" (1/1) ... [2021-11-23 15:41:48,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48" (1/1) ... [2021-11-23 15:41:48,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48" (1/1) ... [2021-11-23 15:41:49,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48" (1/1) ... [2021-11-23 15:41:49,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48" (1/1) ... [2021-11-23 15:41:49,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48" (1/1) ... [2021-11-23 15:41:49,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:49,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:49,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:49,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:49,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:48" (1/1) ... [2021-11-23 15:41:49,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:49,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:49,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:49,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:41:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:49,700 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:49,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:54,520 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:54,589 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 15:42:54,594 INFO L158 Benchmark]: Toolchain (without parser) took 70338.78ms. Allocated memory was 77.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 46.6MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 364.7MB. Max. memory is 16.1GB. [2021-11-23 15:42:54,595 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory was 37.7MB in the beginning and 37.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:54,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4074.14ms. Allocated memory was 77.6MB in the beginning and 195.0MB in the end (delta: 117.4MB). Free memory was 46.3MB in the beginning and 84.3MB in the end (delta: -38.0MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:54,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 453.68ms. Allocated memory is still 195.0MB. Free memory was 84.3MB in the beginning and 62.3MB in the end (delta: 21.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:54,598 INFO L158 Benchmark]: Boogie Preprocessor took 688.70ms. Allocated memory was 195.0MB in the beginning and 390.1MB in the end (delta: 195.0MB). Free memory was 62.3MB in the beginning and 243.3MB in the end (delta: -180.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:54,599 INFO L158 Benchmark]: RCFGBuilder took 65115.11ms. Allocated memory was 390.1MB in the beginning and 1.3GB in the end (delta: 937.4MB). Free memory was 243.3MB in the beginning and 1.1GB in the end (delta: -871.9MB). Peak memory consumption was 248.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:54,603 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory was 37.7MB in the beginning and 37.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4074.14ms. Allocated memory was 77.6MB in the beginning and 195.0MB in the end (delta: 117.4MB). Free memory was 46.3MB in the beginning and 84.3MB in the end (delta: -38.0MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 453.68ms. Allocated memory is still 195.0MB. Free memory was 84.3MB in the beginning and 62.3MB in the end (delta: 21.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 688.70ms. Allocated memory was 195.0MB in the beginning and 390.1MB in the end (delta: 195.0MB). Free memory was 62.3MB in the beginning and 243.3MB in the end (delta: -180.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * RCFGBuilder took 65115.11ms. Allocated memory was 390.1MB in the beginning and 1.3GB in the end (delta: 937.4MB). Free memory was 243.3MB in the beginning and 1.1GB in the end (delta: -871.9MB). Peak memory consumption was 248.2MB. 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 15:42:54,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a059ceb-d77e-49d5-86cd-85135e8dacda/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