./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label39.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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/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 edeb3aa1dd73e70dfb347bd967d4db61d51368b97ffb04cd812e014661b1b948 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:23,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:23,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:23,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:23,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:23,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:23,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:23,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:23,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:23,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:23,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:23,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:23,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:23,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:23,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:23,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:23,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:23,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:23,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:23,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:23,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:23,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:23,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:23,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:23,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:23,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:23,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:23,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:23,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:23,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:23,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:23,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:23,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:23,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:23,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:23,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:23,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:23,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:23,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:23,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:23,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:23,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:23,425 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:23,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:23,431 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:23,432 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:23,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:23,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:23,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:23,433 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:23,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:23,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:23,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:23,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:23,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:23,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:23,442 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:23,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:23,442 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:23,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:23,443 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:23,443 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:23,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:23,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:23,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:23,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:23,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:23,444 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:23,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:23,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:23,445 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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edeb3aa1dd73e70dfb347bd967d4db61d51368b97ffb04cd812e014661b1b948 [2021-11-23 15:54:23,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:23,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:23,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:23,727 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:23,728 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:23,730 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label39.c [2021-11-23 15:54:23,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/data/357bdefe3/a4cd9f9fa9b146d594312723457cabea/FLAGdb123a0e3 [2021-11-23 15:54:24,449 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:24,450 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/sv-benchmarks/c/eca-rers2012/Problem15_label39.c [2021-11-23 15:54:24,467 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/data/357bdefe3/a4cd9f9fa9b146d594312723457cabea/FLAGdb123a0e3 [2021-11-23 15:54:24,640 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/data/357bdefe3/a4cd9f9fa9b146d594312723457cabea [2021-11-23 15:54:24,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:24,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:24,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:24,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:24,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:24,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc66f69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:24, skipping insertion in model container [2021-11-23 15:54:24,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:24" (1/1) ... [2021-11-23 15:54:24,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:24,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:24,953 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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/sv-benchmarks/c/eca-rers2012/Problem15_label39.c[1583,1596] [2021-11-23 15:54:25,459 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:25,467 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:25,481 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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/sv-benchmarks/c/eca-rers2012/Problem15_label39.c[1583,1596] [2021-11-23 15:54:25,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:25,857 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:25,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25 WrapperNode [2021-11-23 15:54:25,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:25,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:25,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:25,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:25,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25" (1/1) ... [2021-11-23 15:54:25,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25" (1/1) ... [2021-11-23 15:54:26,099 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-11-23 15:54:26,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:26,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:26,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:26,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:26,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25" (1/1) ... [2021-11-23 15:54:26,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25" (1/1) ... [2021-11-23 15:54:26,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25" (1/1) ... [2021-11-23 15:54:26,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25" (1/1) ... [2021-11-23 15:54:26,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25" (1/1) ... [2021-11-23 15:54:26,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25" (1/1) ... [2021-11-23 15:54:26,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25" (1/1) ... [2021-11-23 15:54:26,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:26,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:26,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:26,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:26,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:25" (1/1) ... [2021-11-23 15:54:26,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:26,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:26,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:26,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:26,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:26,536 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:26,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:29,468 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:29,529 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 15:54:29,535 INFO L158 Benchmark]: Toolchain (without parser) took 4887.80ms. Allocated memory was 117.4MB in the beginning and 320.9MB in the end (delta: 203.4MB). Free memory was 74.0MB in the beginning and 213.7MB in the end (delta: -139.7MB). Peak memory consumption was 122.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:29,535 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:29,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1211.02ms. Allocated memory was 117.4MB in the beginning and 163.6MB in the end (delta: 46.1MB). Free memory was 73.8MB in the beginning and 113.8MB in the end (delta: -40.0MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:29,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 241.02ms. Allocated memory is still 163.6MB. Free memory was 113.8MB in the beginning and 77.0MB in the end (delta: 36.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:29,540 INFO L158 Benchmark]: Boogie Preprocessor took 295.16ms. Allocated memory is still 163.6MB. Free memory was 77.0MB in the beginning and 100.2MB in the end (delta: -23.2MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2021-11-23 15:54:29,541 INFO L158 Benchmark]: RCFGBuilder took 3134.98ms. Allocated memory was 163.6MB in the beginning and 320.9MB in the end (delta: 157.3MB). Free memory was 100.2MB in the beginning and 213.7MB in the end (delta: -113.5MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:29,550 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1211.02ms. Allocated memory was 117.4MB in the beginning and 163.6MB in the end (delta: 46.1MB). Free memory was 73.8MB in the beginning and 113.8MB in the end (delta: -40.0MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 241.02ms. Allocated memory is still 163.6MB. Free memory was 113.8MB in the beginning and 77.0MB in the end (delta: 36.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 295.16ms. Allocated memory is still 163.6MB. Free memory was 77.0MB in the beginning and 100.2MB in the end (delta: -23.2MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * RCFGBuilder took 3134.98ms. Allocated memory was 163.6MB in the beginning and 320.9MB in the end (delta: 157.3MB). Free memory was 100.2MB in the beginning and 213.7MB in the end (delta: -113.5MB). Peak memory consumption was 104.1MB. 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 15:54:29,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/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 edeb3aa1dd73e70dfb347bd967d4db61d51368b97ffb04cd812e014661b1b948 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:32,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:32,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:32,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:32,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:32,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:32,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:32,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:32,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:32,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:32,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:32,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:32,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:32,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:32,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:32,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:32,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:32,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:32,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:32,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:32,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:32,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:32,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:32,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:32,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:32,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:32,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:32,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:32,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:32,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:32,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:32,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:32,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:32,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:32,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:32,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:32,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:32,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:32,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:32,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:32,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:32,288 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:32,331 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:32,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:32,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:32,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:32,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:32,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:32,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:32,335 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:32,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:32,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:32,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:32,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:32,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:32,337 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:32,338 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:32,338 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:32,338 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:32,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:32,339 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:32,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:32,339 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:32,339 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:32,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:32,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:32,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:32,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:32,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:32,341 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:32,341 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:32,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:32,341 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:32,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:32,342 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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edeb3aa1dd73e70dfb347bd967d4db61d51368b97ffb04cd812e014661b1b948 [2021-11-23 15:54:32,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:32,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:32,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:32,731 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:32,733 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:32,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label39.c [2021-11-23 15:54:32,797 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/data/687154b17/61e7b5ac8b594fc8b51bcffe385ba8f0/FLAGead11c46a [2021-11-23 15:54:33,456 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:33,456 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/sv-benchmarks/c/eca-rers2012/Problem15_label39.c [2021-11-23 15:54:33,481 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/data/687154b17/61e7b5ac8b594fc8b51bcffe385ba8f0/FLAGead11c46a [2021-11-23 15:54:33,633 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/data/687154b17/61e7b5ac8b594fc8b51bcffe385ba8f0 [2021-11-23 15:54:33,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:33,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:33,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:33,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:33,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:33,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:33" (1/1) ... [2021-11-23 15:54:33,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b1604e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:33, skipping insertion in model container [2021-11-23 15:54:33,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:33" (1/1) ... [2021-11-23 15:54:33,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:33,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:34,005 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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/sv-benchmarks/c/eca-rers2012/Problem15_label39.c[1583,1596] [2021-11-23 15:54:34,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:34,625 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:34,639 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_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/sv-benchmarks/c/eca-rers2012/Problem15_label39.c[1583,1596] [2021-11-23 15:54:34,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:34,938 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:34,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34 WrapperNode [2021-11-23 15:54:34,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:34,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:34,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:34,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:34,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:34,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:35,102 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1755 [2021-11-23 15:54:35,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:35,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:35,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:35,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:35,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:35,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:35,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:35,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:35,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:35,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:35,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:35,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:35,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:35,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:35,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:35,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:34" (1/1) ... [2021-11-23 15:54:35,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:35,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:35,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:35,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:35,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:35,401 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:35,402 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:51,512 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:51,552 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 15:54:51,556 INFO L158 Benchmark]: Toolchain (without parser) took 17915.38ms. Allocated memory was 54.5MB in the beginning and 165.7MB in the end (delta: 111.1MB). Free memory was 33.5MB in the beginning and 61.8MB in the end (delta: -28.3MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,556 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 54.5MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:51,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1295.88ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 33.3MB in the beginning and 53.3MB in the end (delta: -20.0MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,558 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.47ms. Allocated memory is still 92.3MB. Free memory was 53.3MB in the beginning and 38.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,559 INFO L158 Benchmark]: Boogie Preprocessor took 153.22ms. Allocated memory is still 92.3MB. Free memory was 38.6MB in the beginning and 45.7MB in the end (delta: -7.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,560 INFO L158 Benchmark]: RCFGBuilder took 16295.90ms. Allocated memory was 92.3MB in the beginning and 165.7MB in the end (delta: 73.4MB). Free memory was 45.7MB in the beginning and 61.8MB in the end (delta: -16.1MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:51,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 54.5MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1295.88ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 33.3MB in the beginning and 53.3MB in the end (delta: -20.0MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.47ms. Allocated memory is still 92.3MB. Free memory was 53.3MB in the beginning and 38.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.22ms. Allocated memory is still 92.3MB. Free memory was 38.6MB in the beginning and 45.7MB in the end (delta: -7.1MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * RCFGBuilder took 16295.90ms. Allocated memory was 92.3MB in the beginning and 165.7MB in the end (delta: 73.4MB). Free memory was 45.7MB in the beginning and 61.8MB in the end (delta: -16.1MB). Peak memory consumption was 59.2MB. 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 15:54:51,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31bd7b4e-f296-4fb4-9baf-3fdbc2db4fc0/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