./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label04.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_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/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_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/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_18a12b03-567a-41aa-bad9-0009b73a4f4e/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 f3d87cda29c87bf57e92aba668210746c81813e12063a67a43996181b640be8a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:19,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:19,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:19,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:19,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:19,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:19,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:19,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:19,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:19,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:19,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:19,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:19,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:19,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:19,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:19,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:19,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:19,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:19,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:19,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:19,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:19,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:19,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:19,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:19,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:19,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:19,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:19,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:19,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:19,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:19,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:19,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:19,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:19,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:19,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:19,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:19,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:19,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:19,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:19,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:19,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:19,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:19,445 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:19,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:19,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:19,447 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:19,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:19,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:19,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:19,448 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:19,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:19,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:19,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:19,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:19,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:19,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:19,456 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:19,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:19,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:19,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:19,457 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:19,457 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:19,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:19,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:19,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:19,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:19,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:19,458 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:19,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:19,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:19,459 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_18a12b03-567a-41aa-bad9-0009b73a4f4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3d87cda29c87bf57e92aba668210746c81813e12063a67a43996181b640be8a [2021-11-23 15:55:19,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:19,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:19,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:19,757 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:19,758 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:19,759 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem01_label04.c [2021-11-23 15:55:19,843 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/data/c56318305/8b5545e604784a42a3c0d41fd7caaf3a/FLAG2289ca081 [2021-11-23 15:55:20,505 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:20,506 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/sv-benchmarks/c/eca-rers2012/Problem01_label04.c [2021-11-23 15:55:20,517 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/data/c56318305/8b5545e604784a42a3c0d41fd7caaf3a/FLAG2289ca081 [2021-11-23 15:55:20,736 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/data/c56318305/8b5545e604784a42a3c0d41fd7caaf3a [2021-11-23 15:55:20,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:20,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:20,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:20,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:20,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:20,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:20,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c1c056f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:20, skipping insertion in model container [2021-11-23 15:55:20,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:20" (1/1) ... [2021-11-23 15:55:20,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:20,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:21,187 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_18a12b03-567a-41aa-bad9-0009b73a4f4e/sv-benchmarks/c/eca-rers2012/Problem01_label04.c[17486,17499] [2021-11-23 15:55:21,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:21,234 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:21,374 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_18a12b03-567a-41aa-bad9-0009b73a4f4e/sv-benchmarks/c/eca-rers2012/Problem01_label04.c[17486,17499] [2021-11-23 15:55:21,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:21,423 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:21,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21 WrapperNode [2021-11-23 15:55:21,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:21,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:21,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:21,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:21,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,539 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 15:55:21,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:21,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:21,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:21,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:21,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:21,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:21,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:21,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:21,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:21,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:21,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:21,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:21,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:21,801 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:21,803 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:22,808 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:22,859 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 15:55:22,864 INFO L158 Benchmark]: Toolchain (without parser) took 2123.16ms. Allocated memory is still 125.8MB. Free memory was 90.6MB in the beginning and 54.1MB in the end (delta: 36.5MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:22,865 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:22,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 672.89ms. Allocated memory is still 125.8MB. Free memory was 90.4MB in the beginning and 83.2MB in the end (delta: 7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:22,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.83ms. Allocated memory is still 125.8MB. Free memory was 83.2MB in the beginning and 77.2MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:22,870 INFO L158 Benchmark]: Boogie Preprocessor took 67.25ms. Allocated memory is still 125.8MB. Free memory was 77.2MB in the beginning and 73.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:22,871 INFO L158 Benchmark]: RCFGBuilder took 1254.11ms. Allocated memory is still 125.8MB. Free memory was 73.0MB in the beginning and 54.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:22,875 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 672.89ms. Allocated memory is still 125.8MB. Free memory was 90.4MB in the beginning and 83.2MB in the end (delta: 7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.83ms. Allocated memory is still 125.8MB. Free memory was 83.2MB in the beginning and 77.2MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.25ms. Allocated memory is still 125.8MB. Free memory was 77.2MB in the beginning and 73.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1254.11ms. Allocated memory is still 125.8MB. Free memory was 73.0MB in the beginning and 54.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:22,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/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_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/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_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/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_18a12b03-567a-41aa-bad9-0009b73a4f4e/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 f3d87cda29c87bf57e92aba668210746c81813e12063a67a43996181b640be8a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:25,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:25,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:25,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:25,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:25,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:25,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:25,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:25,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:25,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:25,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:25,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:25,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:25,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:25,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:25,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:25,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:25,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:25,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:25,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:25,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:25,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:25,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:25,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:25,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:25,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:25,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:25,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:25,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:25,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:25,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:25,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:25,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:25,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:25,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:25,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:25,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:25,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:25,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:25,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:25,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:25,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:25,488 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:25,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:25,490 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:25,490 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:25,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:25,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:25,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:25,493 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:25,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:25,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:25,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:25,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:25,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:25,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:25,495 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:25,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:25,496 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:25,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:25,496 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:25,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:25,497 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:25,497 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:25,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:25,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:25,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:25,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:25,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:25,498 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:25,498 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:25,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:25,499 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:25,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:25,500 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_18a12b03-567a-41aa-bad9-0009b73a4f4e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3d87cda29c87bf57e92aba668210746c81813e12063a67a43996181b640be8a [2021-11-23 15:55:25,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:25,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:25,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:25,927 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:25,928 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:25,930 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem01_label04.c [2021-11-23 15:55:26,007 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/data/674d8daa3/fd67cffd6e5e46dbb840974019d421a7/FLAGab37a58bb [2021-11-23 15:55:26,618 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:26,618 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/sv-benchmarks/c/eca-rers2012/Problem01_label04.c [2021-11-23 15:55:26,631 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/data/674d8daa3/fd67cffd6e5e46dbb840974019d421a7/FLAGab37a58bb [2021-11-23 15:55:26,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/data/674d8daa3/fd67cffd6e5e46dbb840974019d421a7 [2021-11-23 15:55:26,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:26,901 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:26,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:26,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:26,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:26,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:26,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6781bf27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26, skipping insertion in model container [2021-11-23 15:55:26,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:26,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:26,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:27,354 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_18a12b03-567a-41aa-bad9-0009b73a4f4e/sv-benchmarks/c/eca-rers2012/Problem01_label04.c[17486,17499] [2021-11-23 15:55:27,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:27,391 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:27,465 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_18a12b03-567a-41aa-bad9-0009b73a4f4e/sv-benchmarks/c/eca-rers2012/Problem01_label04.c[17486,17499] [2021-11-23 15:55:27,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:27,515 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:27,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27 WrapperNode [2021-11-23 15:55:27,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:27,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:27,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:27,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:27,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,628 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2021-11-23 15:55:27,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:27,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:27,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:27,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:27,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:27,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:27,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:27,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:27,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:27" (1/1) ... [2021-11-23 15:55:27,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:27,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:27,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:27,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:27,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:27,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:27,955 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:27,957 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:29,163 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:29,227 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 15:55:29,234 INFO L158 Benchmark]: Toolchain (without parser) took 2331.42ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 53.0MB in the beginning and 56.7MB in the end (delta: -3.7MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:29,235 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:29,236 INFO L158 Benchmark]: CACSL2BoogieTranslator took 614.19ms. Allocated memory is still 73.4MB. Free memory was 52.7MB in the beginning and 39.1MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:29,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.22ms. Allocated memory is still 73.4MB. Free memory was 39.1MB in the beginning and 33.4MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:29,239 INFO L158 Benchmark]: Boogie Preprocessor took 135.36ms. Allocated memory is still 73.4MB. Free memory was 33.1MB in the beginning and 50.6MB in the end (delta: -17.5MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:29,239 INFO L158 Benchmark]: RCFGBuilder took 1465.44ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 50.6MB in the beginning and 56.7MB in the end (delta: -6.1MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:29,248 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 73.4MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 614.19ms. Allocated memory is still 73.4MB. Free memory was 52.7MB in the beginning and 39.1MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.22ms. Allocated memory is still 73.4MB. Free memory was 39.1MB in the beginning and 33.4MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 135.36ms. Allocated memory is still 73.4MB. Free memory was 33.1MB in the beginning and 50.6MB in the end (delta: -17.5MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1465.44ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 50.6MB in the beginning and 56.7MB in the end (delta: -6.1MB). Peak memory consumption was 31.7MB. 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 15:55:29,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18a12b03-567a-41aa-bad9-0009b73a4f4e/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