./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label41.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_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/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_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/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_7851c900-1098-412a-8b9a-768450c701fb/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 3747ef8755485569a0a339d6156dc01dce1d2f7e5665f5f439668d3f5ee386b0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:04,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:04,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:04,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:04,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:04,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:04,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:04,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:04,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:04,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:04,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:04,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:04,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:04,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:04,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:04,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:04,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:04,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:04,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:04,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:04,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:04,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:04,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:04,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:04,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:04,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:04,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:04,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:04,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:04,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:04,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:04,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:04,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:04,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:04,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:04,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:04,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:04,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:04,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:04,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:04,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:04,467 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:04,509 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:04,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:04,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:04,512 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:04,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:04,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:04,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:04,513 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:04,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:04,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:04,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:04,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:04,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:04,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:04,517 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:04,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:04,517 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:04,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:04,518 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:04,518 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:04,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:04,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:04,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:04,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:04,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:04,520 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:04,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:04,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:04,520 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_7851c900-1098-412a-8b9a-768450c701fb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3747ef8755485569a0a339d6156dc01dce1d2f7e5665f5f439668d3f5ee386b0 [2021-11-23 15:50:04,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:04,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:04,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:04,885 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:04,887 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:04,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2021-11-23 15:50:04,995 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/data/d0b1c16f3/83f036f3adda4b74b6a586c7b2d4f596/FLAG114fbe7fa [2021-11-23 15:50:06,070 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:06,072 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2021-11-23 15:50:06,135 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/data/d0b1c16f3/83f036f3adda4b74b6a586c7b2d4f596/FLAG114fbe7fa [2021-11-23 15:50:06,331 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/data/d0b1c16f3/83f036f3adda4b74b6a586c7b2d4f596 [2021-11-23 15:50:06,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:06,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:06,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:06,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:06,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:06,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53af6a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06, skipping insertion in model container [2021-11-23 15:50:06,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:06,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:07,030 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_7851c900-1098-412a-8b9a-768450c701fb/sv-benchmarks/c/eca-rers2012/Problem19_label41.c[1319,1332] [2021-11-23 15:50:09,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:09,052 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:09,081 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_7851c900-1098-412a-8b9a-768450c701fb/sv-benchmarks/c/eca-rers2012/Problem19_label41.c[1319,1332] [2021-11-23 15:50:10,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:10,253 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:10,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10 WrapperNode [2021-11-23 15:50:10,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:10,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:10,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:10,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:10,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10" (1/1) ... [2021-11-23 15:50:10,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10" (1/1) ... [2021-11-23 15:50:11,562 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:50:11,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:11,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:11,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:11,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:11,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10" (1/1) ... [2021-11-23 15:50:11,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10" (1/1) ... [2021-11-23 15:50:11,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10" (1/1) ... [2021-11-23 15:50:11,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10" (1/1) ... [2021-11-23 15:50:12,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10" (1/1) ... [2021-11-23 15:50:12,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10" (1/1) ... [2021-11-23 15:50:12,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10" (1/1) ... [2021-11-23 15:50:12,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:12,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:12,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:12,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:12,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:10" (1/1) ... [2021-11-23 15:50:12,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:12,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:12,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:12,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:13,010 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:13,012 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:22,825 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:22,906 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 15:50:22,911 INFO L158 Benchmark]: Toolchain (without parser) took 16572.13ms. Allocated memory was 94.4MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 51.2MB in the beginning and 832.9MB in the end (delta: -781.7MB). Peak memory consumption was 612.7MB. Max. memory is 16.1GB. [2021-11-23 15:50:22,912 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:22,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3914.35ms. Allocated memory was 94.4MB in the beginning and 283.1MB in the end (delta: 188.7MB). Free memory was 50.9MB in the beginning and 180.7MB in the end (delta: -129.8MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. [2021-11-23 15:50:22,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 1308.61ms. Allocated memory is still 283.1MB. Free memory was 180.7MB in the beginning and 82.1MB in the end (delta: 98.6MB). Peak memory consumption was 151.0MB. Max. memory is 16.1GB. [2021-11-23 15:50:22,914 INFO L158 Benchmark]: Boogie Preprocessor took 1279.00ms. Allocated memory was 283.1MB in the beginning and 566.2MB in the end (delta: 283.1MB). Free memory was 82.1MB in the beginning and 321.2MB in the end (delta: -239.0MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:22,915 INFO L158 Benchmark]: RCFGBuilder took 10064.23ms. Allocated memory was 566.2MB in the beginning and 1.1GB in the end (delta: 566.2MB). Free memory was 321.2MB in the beginning and 832.9MB in the end (delta: -511.7MB). Peak memory consumption was 413.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:22,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory was 51.7MB in the beginning and 51.6MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3914.35ms. Allocated memory was 94.4MB in the beginning and 283.1MB in the end (delta: 188.7MB). Free memory was 50.9MB in the beginning and 180.7MB in the end (delta: -129.8MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1308.61ms. Allocated memory is still 283.1MB. Free memory was 180.7MB in the beginning and 82.1MB in the end (delta: 98.6MB). Peak memory consumption was 151.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1279.00ms. Allocated memory was 283.1MB in the beginning and 566.2MB in the end (delta: 283.1MB). Free memory was 82.1MB in the beginning and 321.2MB in the end (delta: -239.0MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * RCFGBuilder took 10064.23ms. Allocated memory was 566.2MB in the beginning and 1.1GB in the end (delta: 566.2MB). Free memory was 321.2MB in the beginning and 832.9MB in the end (delta: -511.7MB). Peak memory consumption was 413.1MB. 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 15:50:22,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/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_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/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_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/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_7851c900-1098-412a-8b9a-768450c701fb/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 3747ef8755485569a0a339d6156dc01dce1d2f7e5665f5f439668d3f5ee386b0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:25,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:25,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:25,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:25,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:25,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:25,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:25,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:25,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:25,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:25,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:25,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:25,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:25,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:25,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:25,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:25,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:25,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:25,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:25,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:25,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:25,677 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:25,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:25,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:25,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:25,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:25,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:25,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:25,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:25,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:25,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:25,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:25,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:25,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:25,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:25,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:25,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:25,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:25,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:25,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:25,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:25,706 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:50:25,750 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:25,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:25,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:25,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:25,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:25,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:25,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:25,754 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:25,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:25,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:25,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:25,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:25,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:25,756 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:25,756 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:25,757 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:25,757 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:25,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:25,757 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:25,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:25,758 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:25,758 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:25,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:25,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:25,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:25,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:25,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:25,759 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:25,759 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:25,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:25,760 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:25,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:25,760 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_7851c900-1098-412a-8b9a-768450c701fb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3747ef8755485569a0a339d6156dc01dce1d2f7e5665f5f439668d3f5ee386b0 [2021-11-23 15:50:26,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:26,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:26,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:26,187 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:26,188 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:26,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2021-11-23 15:50:26,278 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/data/216c877c3/224ba718b30f494e985b384d24465f90/FLAG130023494 [2021-11-23 15:50:27,474 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:27,476 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2021-11-23 15:50:27,536 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/data/216c877c3/224ba718b30f494e985b384d24465f90/FLAG130023494 [2021-11-23 15:50:27,720 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/data/216c877c3/224ba718b30f494e985b384d24465f90 [2021-11-23 15:50:27,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:27,724 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:27,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:27,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:27,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:27,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:27" (1/1) ... [2021-11-23 15:50:27,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de8f597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:27, skipping insertion in model container [2021-11-23 15:50:27,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:27" (1/1) ... [2021-11-23 15:50:27,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:28,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:28,283 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_7851c900-1098-412a-8b9a-768450c701fb/sv-benchmarks/c/eca-rers2012/Problem19_label41.c[1319,1332] [2021-11-23 15:50:30,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:30,196 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:30,214 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_7851c900-1098-412a-8b9a-768450c701fb/sv-benchmarks/c/eca-rers2012/Problem19_label41.c[1319,1332] [2021-11-23 15:50:31,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:31,629 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:31,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31 WrapperNode [2021-11-23 15:50:31,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:31,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:31,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:31,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:31,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:31,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,031 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:50:32,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:32,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:32,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:32,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:32,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:32,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:32,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:32,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:32,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:31" (1/1) ... [2021-11-23 15:50:32,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:32,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:32,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:32,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:32,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:32,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:50:32,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:32,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:33,045 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:33,047 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:36,753 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:36,817 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 15:51:36,822 INFO L158 Benchmark]: Toolchain (without parser) took 69096.21ms. Allocated memory was 77.6MB in the beginning and 893.4MB in the end (delta: 815.8MB). Free memory was 44.0MB in the beginning and 677.7MB in the end (delta: -633.7MB). Peak memory consumption was 382.9MB. Max. memory is 16.1GB. [2021-11-23 15:51:36,823 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:36,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3904.08ms. Allocated memory was 77.6MB in the beginning and 239.1MB in the end (delta: 161.5MB). Free memory was 43.8MB in the beginning and 110.7MB in the end (delta: -66.9MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:36,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 400.70ms. Allocated memory is still 239.1MB. Free memory was 110.7MB in the beginning and 101.5MB in the end (delta: 9.3MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:36,825 INFO L158 Benchmark]: Boogie Preprocessor took 681.50ms. Allocated memory is still 239.1MB. Free memory was 101.5MB in the beginning and 97.5MB in the end (delta: 4.0MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:36,826 INFO L158 Benchmark]: RCFGBuilder took 64104.99ms. Allocated memory was 239.1MB in the beginning and 893.4MB in the end (delta: 654.3MB). Free memory was 96.8MB in the beginning and 677.7MB in the end (delta: -581.0MB). Peak memory consumption was 274.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:36,829 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3904.08ms. Allocated memory was 77.6MB in the beginning and 239.1MB in the end (delta: 161.5MB). Free memory was 43.8MB in the beginning and 110.7MB in the end (delta: -66.9MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 400.70ms. Allocated memory is still 239.1MB. Free memory was 110.7MB in the beginning and 101.5MB in the end (delta: 9.3MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 681.50ms. Allocated memory is still 239.1MB. Free memory was 101.5MB in the beginning and 97.5MB in the end (delta: 4.0MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. * RCFGBuilder took 64104.99ms. Allocated memory was 239.1MB in the beginning and 893.4MB in the end (delta: 654.3MB). Free memory was 96.8MB in the beginning and 677.7MB in the end (delta: -581.0MB). Peak memory consumption was 274.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:36,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7851c900-1098-412a-8b9a-768450c701fb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable