./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label30.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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/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 83ffce59e410a390585ab5d6b9a35243cf64c2ed9c21e3f0297164e30fb05d36 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:20,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:20,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:20,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:20,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:20,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:20,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:20,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:20,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:20,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:20,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:20,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:20,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:20,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:20,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:20,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:20,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:20,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:20,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:20,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:20,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:20,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:20,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:20,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:20,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:20,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:20,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:20,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:20,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:20,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:20,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:20,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:20,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:20,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:20,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:20,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:20,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:20,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:20,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:20,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:20,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:20,358 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:20,404 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:20,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:20,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:20,406 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:20,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:20,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:20,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:20,408 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:20,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:20,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:20,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:20,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:20,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:20,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:20,410 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:20,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:20,411 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:20,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:20,411 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:20,411 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:20,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:20,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:20,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:20,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:20,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:20,413 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:20,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:20,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:20,414 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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83ffce59e410a390585ab5d6b9a35243cf64c2ed9c21e3f0297164e30fb05d36 [2021-11-23 15:56:20,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:20,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:20,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:20,718 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:20,719 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:20,720 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label30.c [2021-11-23 15:56:20,812 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/data/fe9bb1b04/d166aec4254240e591004a91fa369ddd/FLAGa28c52fc1 [2021-11-23 15:56:21,970 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:21,971 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/sv-benchmarks/c/eca-rers2012/Problem19_label30.c [2021-11-23 15:56:22,026 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/data/fe9bb1b04/d166aec4254240e591004a91fa369ddd/FLAGa28c52fc1 [2021-11-23 15:56:22,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/data/fe9bb1b04/d166aec4254240e591004a91fa369ddd [2021-11-23 15:56:22,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:22,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:22,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:22,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:22,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:22,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39ba4ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22, skipping insertion in model container [2021-11-23 15:56:22,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:22,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:22,938 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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/sv-benchmarks/c/eca-rers2012/Problem19_label30.c[6405,6418] [2021-11-23 15:56:25,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:25,130 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:25,197 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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/sv-benchmarks/c/eca-rers2012/Problem19_label30.c[6405,6418] [2021-11-23 15:56:26,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:26,343 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:26,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26 WrapperNode [2021-11-23 15:56:26,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:26,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:26,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:26,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:26,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26" (1/1) ... [2021-11-23 15:56:26,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26" (1/1) ... [2021-11-23 15:56:27,579 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:56:27,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:27,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:27,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:27,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:27,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26" (1/1) ... [2021-11-23 15:56:27,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26" (1/1) ... [2021-11-23 15:56:27,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26" (1/1) ... [2021-11-23 15:56:27,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26" (1/1) ... [2021-11-23 15:56:28,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26" (1/1) ... [2021-11-23 15:56:28,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26" (1/1) ... [2021-11-23 15:56:28,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26" (1/1) ... [2021-11-23 15:56:28,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:28,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:28,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:28,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:28,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:26" (1/1) ... [2021-11-23 15:56:28,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:28,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:28,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:28,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:28,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:28,968 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:28,970 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:39,050 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:39,152 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 15:56:39,174 INFO L158 Benchmark]: Toolchain (without parser) took 16946.13ms. Allocated memory was 94.4MB in the beginning and 1.1GB in the end (delta: 964.7MB). Free memory was 51.3MB in the beginning and 224.1MB in the end (delta: -172.8MB). Peak memory consumption was 812.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:39,175 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory was 65.3MB in the beginning and 65.3MB in the end (delta: 24.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:39,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4115.04ms. Allocated memory was 94.4MB in the beginning and 241.2MB in the end (delta: 146.8MB). Free memory was 51.0MB in the beginning and 107.5MB in the end (delta: -56.5MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:39,178 INFO L158 Benchmark]: Boogie Procedure Inliner took 1235.27ms. Allocated memory was 241.2MB in the beginning and 482.3MB in the end (delta: 241.2MB). Free memory was 107.5MB in the beginning and 298.1MB in the end (delta: -190.6MB). Peak memory consumption was 101.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:39,179 INFO L158 Benchmark]: Boogie Preprocessor took 1189.71ms. Allocated memory is still 482.3MB. Free memory was 298.1MB in the beginning and 243.6MB in the end (delta: 54.5MB). Peak memory consumption was 112.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:39,180 INFO L158 Benchmark]: RCFGBuilder took 10396.87ms. Allocated memory was 482.3MB in the beginning and 1.1GB in the end (delta: 576.7MB). Free memory was 243.6MB in the beginning and 224.1MB in the end (delta: 19.4MB). Peak memory consumption was 619.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:39,189 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 94.4MB. Free memory was 65.3MB in the beginning and 65.3MB in the end (delta: 24.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4115.04ms. Allocated memory was 94.4MB in the beginning and 241.2MB in the end (delta: 146.8MB). Free memory was 51.0MB in the beginning and 107.5MB in the end (delta: -56.5MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1235.27ms. Allocated memory was 241.2MB in the beginning and 482.3MB in the end (delta: 241.2MB). Free memory was 107.5MB in the beginning and 298.1MB in the end (delta: -190.6MB). Peak memory consumption was 101.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1189.71ms. Allocated memory is still 482.3MB. Free memory was 298.1MB in the beginning and 243.6MB in the end (delta: 54.5MB). Peak memory consumption was 112.2MB. Max. memory is 16.1GB. * RCFGBuilder took 10396.87ms. Allocated memory was 482.3MB in the beginning and 1.1GB in the end (delta: 576.7MB). Free memory was 243.6MB in the beginning and 224.1MB in the end (delta: 19.4MB). Peak memory consumption was 619.7MB. 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 15:56:39,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/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 83ffce59e410a390585ab5d6b9a35243cf64c2ed9c21e3f0297164e30fb05d36 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:41,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:41,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:42,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:42,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:42,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:42,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:42,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:42,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:42,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:42,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:42,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:42,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:42,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:42,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:42,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:42,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:42,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:42,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:42,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:42,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:42,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:42,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:42,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:42,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:42,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:42,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:42,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:42,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:42,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:42,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:42,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:42,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:42,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:42,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:42,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:42,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:42,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:42,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:42,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:42,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:42,131 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:42,176 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:42,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:42,178 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:42,178 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:42,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:42,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:42,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:42,181 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:42,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:42,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:42,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:42,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:42,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:42,183 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:42,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:42,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:42,184 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:42,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:42,185 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:42,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:42,185 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:42,185 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:42,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:42,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:42,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:42,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:42,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:42,187 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:42,187 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:42,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:42,188 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:42,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:42,188 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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83ffce59e410a390585ab5d6b9a35243cf64c2ed9c21e3f0297164e30fb05d36 [2021-11-23 15:56:42,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:42,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:42,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:42,610 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:42,611 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:42,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label30.c [2021-11-23 15:56:42,698 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/data/815c4a4d2/bf97ed7f0c374e598c82015d5984b73d/FLAGe7866f85f [2021-11-23 15:56:43,830 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:43,831 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/sv-benchmarks/c/eca-rers2012/Problem19_label30.c [2021-11-23 15:56:43,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/data/815c4a4d2/bf97ed7f0c374e598c82015d5984b73d/FLAGe7866f85f [2021-11-23 15:56:44,150 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/data/815c4a4d2/bf97ed7f0c374e598c82015d5984b73d [2021-11-23 15:56:44,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:44,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:44,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:44,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:44,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:44,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b3fc74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:44, skipping insertion in model container [2021-11-23 15:56:44,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:44" (1/1) ... [2021-11-23 15:56:44,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:44,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:44,931 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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/sv-benchmarks/c/eca-rers2012/Problem19_label30.c[6405,6418] [2021-11-23 15:56:46,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:46,844 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:46,885 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_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/sv-benchmarks/c/eca-rers2012/Problem19_label30.c[6405,6418] [2021-11-23 15:56:48,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:48,211 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:48,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48 WrapperNode [2021-11-23 15:56:48,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:48,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:48,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:48,213 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:48,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:48,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:48,768 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:56:48,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:48,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:48,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:48,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:48,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:48,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:48,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:48,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:49,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:49,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:49,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:49,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:49,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:49,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:49,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:49,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:49,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:49,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:49,482 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:49,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:49,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:49,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:49,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:49,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:49,765 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:49,782 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:56,245 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:56,324 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 15:57:56,331 INFO L158 Benchmark]: Toolchain (without parser) took 72174.18ms. Allocated memory was 69.2MB in the beginning and 943.7MB in the end (delta: 874.5MB). Free memory was 33.3MB in the beginning and 429.8MB in the end (delta: -396.5MB). Peak memory consumption was 479.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:56,332 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 31.5MB in the beginning and 31.5MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:56,333 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4054.54ms. Allocated memory was 69.2MB in the beginning and 222.3MB in the end (delta: 153.1MB). Free memory was 33.1MB in the beginning and 108.3MB in the end (delta: -75.2MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. [2021-11-23 15:57:56,334 INFO L158 Benchmark]: Boogie Procedure Inliner took 556.59ms. Allocated memory is still 222.3MB. Free memory was 108.3MB in the beginning and 94.1MB in the end (delta: 14.2MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-11-23 15:57:56,335 INFO L158 Benchmark]: Boogie Preprocessor took 629.95ms. Allocated memory was 222.3MB in the beginning and 457.2MB in the end (delta: 234.9MB). Free memory was 94.1MB in the beginning and 310.7MB in the end (delta: -216.6MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:56,336 INFO L158 Benchmark]: RCFGBuilder took 66926.30ms. Allocated memory was 457.2MB in the beginning and 943.7MB in the end (delta: 486.5MB). Free memory was 310.7MB in the beginning and 429.8MB in the end (delta: -119.1MB). Peak memory consumption was 367.9MB. Max. memory is 16.1GB. [2021-11-23 15:57:56,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 31.5MB in the beginning and 31.5MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4054.54ms. Allocated memory was 69.2MB in the beginning and 222.3MB in the end (delta: 153.1MB). Free memory was 33.1MB in the beginning and 108.3MB in the end (delta: -75.2MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 556.59ms. Allocated memory is still 222.3MB. Free memory was 108.3MB in the beginning and 94.1MB in the end (delta: 14.2MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 629.95ms. Allocated memory was 222.3MB in the beginning and 457.2MB in the end (delta: 234.9MB). Free memory was 94.1MB in the beginning and 310.7MB in the end (delta: -216.6MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * RCFGBuilder took 66926.30ms. Allocated memory was 457.2MB in the beginning and 943.7MB in the end (delta: 486.5MB). Free memory was 310.7MB in the beginning and 429.8MB in the end (delta: -119.1MB). Peak memory consumption was 367.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:57:56,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_349a6e95-8ee0-4ac1-b09d-b0324c5d3c30/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