./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label46.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_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/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_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/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_edaa857b-b675-427e-b432-909f66f79acc/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 1c2312716e6fa6f39794093b35b73580b35ed138a1f875dde4c4286d98110cb3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:13,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:13,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:13,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:13,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:13,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:13,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:13,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:13,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:13,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:13,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:13,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:13,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:13,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:13,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:13,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:13,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:13,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:13,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:13,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:13,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:13,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:13,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:13,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:13,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:13,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:13,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:13,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:13,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:13,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:13,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:13,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:13,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:13,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:13,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:13,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:13,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:13,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:13,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:13,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:13,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:13,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:13,697 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:13,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:13,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:13,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:13,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:13,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:13,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:13,720 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:13,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:13,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:13,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:13,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:13,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:13,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:13,729 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:13,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:13,729 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:13,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:13,730 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:13,730 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:13,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:13,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:13,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:13,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:13,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:13,732 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:13,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:13,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:13,733 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_edaa857b-b675-427e-b432-909f66f79acc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c2312716e6fa6f39794093b35b73580b35ed138a1f875dde4c4286d98110cb3 [2021-11-23 15:46:14,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:14,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:14,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:14,104 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:14,105 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:14,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label46.c [2021-11-23 15:46:14,179 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/data/ba60e255e/5666fde0aba749bf90c6e2bfde968ddf/FLAG81ed086f5 [2021-11-23 15:46:15,024 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:15,026 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/sv-benchmarks/c/eca-rers2012/Problem12_label46.c [2021-11-23 15:46:15,061 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/data/ba60e255e/5666fde0aba749bf90c6e2bfde968ddf/FLAG81ed086f5 [2021-11-23 15:46:15,490 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/data/ba60e255e/5666fde0aba749bf90c6e2bfde968ddf [2021-11-23 15:46:15,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:15,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:15,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:15,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:15,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:15,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:15" (1/1) ... [2021-11-23 15:46:15,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4570b97f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:15, skipping insertion in model container [2021-11-23 15:46:15,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:15" (1/1) ... [2021-11-23 15:46:15,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:15,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:15,935 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_edaa857b-b675-427e-b432-909f66f79acc/sv-benchmarks/c/eca-rers2012/Problem12_label46.c[7526,7539] [2021-11-23 15:46:17,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:17,123 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:17,172 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_edaa857b-b675-427e-b432-909f66f79acc/sv-benchmarks/c/eca-rers2012/Problem12_label46.c[7526,7539] [2021-11-23 15:46:17,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:17,895 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:17,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17 WrapperNode [2021-11-23 15:46:17,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:17,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:17,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:17,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:17,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:17,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:18,349 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:46:18,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:18,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:18,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:18,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:18,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:18,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:18,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:18,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:18,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:18,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:18,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:19,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:19,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:19,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:19,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:19,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:19,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:19,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:19,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:19,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:19,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:19,366 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:19,368 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:24,087 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:24,133 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 15:46:24,138 INFO L158 Benchmark]: Toolchain (without parser) took 8642.35ms. Allocated memory was 107.0MB in the beginning and 411.0MB in the end (delta: 304.1MB). Free memory was 70.4MB in the beginning and 151.6MB in the end (delta: -81.3MB). Peak memory consumption was 249.7MB. Max. memory is 16.1GB. [2021-11-23 15:46:24,139 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory was 78.8MB in the beginning and 78.7MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:24,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2400.39ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 70.1MB in the beginning and 97.9MB in the end (delta: -27.8MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. [2021-11-23 15:46:24,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 453.27ms. Allocated memory was 157.3MB in the beginning and 205.5MB in the end (delta: 48.2MB). Free memory was 97.9MB in the beginning and 104.1MB in the end (delta: -6.2MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:24,142 INFO L158 Benchmark]: Boogie Preprocessor took 662.83ms. Allocated memory is still 205.5MB. Free memory was 104.1MB in the beginning and 89.9MB in the end (delta: 14.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:24,143 INFO L158 Benchmark]: RCFGBuilder took 5120.93ms. Allocated memory was 205.5MB in the beginning and 411.0MB in the end (delta: 205.5MB). Free memory was 89.4MB in the beginning and 151.6MB in the end (delta: -62.2MB). Peak memory consumption was 173.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:24,147 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 107.0MB. Free memory was 78.8MB in the beginning and 78.7MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2400.39ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 70.1MB in the beginning and 97.9MB in the end (delta: -27.8MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 453.27ms. Allocated memory was 157.3MB in the beginning and 205.5MB in the end (delta: 48.2MB). Free memory was 97.9MB in the beginning and 104.1MB in the end (delta: -6.2MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 662.83ms. Allocated memory is still 205.5MB. Free memory was 104.1MB in the beginning and 89.9MB in the end (delta: 14.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * RCFGBuilder took 5120.93ms. Allocated memory was 205.5MB in the beginning and 411.0MB in the end (delta: 205.5MB). Free memory was 89.4MB in the beginning and 151.6MB in the end (delta: -62.2MB). Peak memory consumption was 173.5MB. 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 15:46:24,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/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_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/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_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/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_edaa857b-b675-427e-b432-909f66f79acc/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 1c2312716e6fa6f39794093b35b73580b35ed138a1f875dde4c4286d98110cb3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:26,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:26,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:26,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:26,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:26,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:26,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:26,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:26,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:26,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:26,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:26,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:26,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:26,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:26,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:26,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:26,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:26,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:26,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:26,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:26,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:26,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:26,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:26,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:26,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:26,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:26,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:26,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:26,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:26,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:26,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:26,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:26,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:26,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:26,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:26,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:26,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:26,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:26,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:26,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:26,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:26,870 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:26,921 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:26,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:26,922 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:26,923 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:26,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:26,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:26,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:26,925 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:26,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:26,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:26,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:26,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:26,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:26,928 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:26,928 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:26,929 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:26,929 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:26,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:26,929 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:26,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:26,930 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:26,930 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:26,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:26,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:26,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:26,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:26,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:26,932 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:26,932 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:26,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:26,933 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:26,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:26,934 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_edaa857b-b675-427e-b432-909f66f79acc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c2312716e6fa6f39794093b35b73580b35ed138a1f875dde4c4286d98110cb3 [2021-11-23 15:46:27,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:27,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:27,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:27,358 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:27,359 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:27,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label46.c [2021-11-23 15:46:27,436 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/data/910652bf9/ce5b876cb23c4da1adc40ae3208f2d78/FLAG48e9e2a7d [2021-11-23 15:46:28,354 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:28,356 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/sv-benchmarks/c/eca-rers2012/Problem12_label46.c [2021-11-23 15:46:28,399 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/data/910652bf9/ce5b876cb23c4da1adc40ae3208f2d78/FLAG48e9e2a7d [2021-11-23 15:46:28,832 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/data/910652bf9/ce5b876cb23c4da1adc40ae3208f2d78 [2021-11-23 15:46:28,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:28,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:28,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:28,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:28,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:28,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:28" (1/1) ... [2021-11-23 15:46:28,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e93834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:28, skipping insertion in model container [2021-11-23 15:46:28,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:28" (1/1) ... [2021-11-23 15:46:28,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:29,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:29,365 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_edaa857b-b675-427e-b432-909f66f79acc/sv-benchmarks/c/eca-rers2012/Problem12_label46.c[7526,7539] [2021-11-23 15:46:30,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:30,554 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:30,615 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_edaa857b-b675-427e-b432-909f66f79acc/sv-benchmarks/c/eca-rers2012/Problem12_label46.c[7526,7539] [2021-11-23 15:46:31,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:31,272 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:31,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31 WrapperNode [2021-11-23 15:46:31,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:31,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:31,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:31,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:31,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31" (1/1) ... [2021-11-23 15:46:31,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31" (1/1) ... [2021-11-23 15:46:31,527 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:46:31,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:31,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:31,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:31,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:31,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31" (1/1) ... [2021-11-23 15:46:31,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31" (1/1) ... [2021-11-23 15:46:31,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31" (1/1) ... [2021-11-23 15:46:31,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31" (1/1) ... [2021-11-23 15:46:31,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31" (1/1) ... [2021-11-23 15:46:31,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31" (1/1) ... [2021-11-23 15:46:31,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31" (1/1) ... [2021-11-23 15:46:31,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:31,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:31,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:31,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:31,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:31" (1/1) ... [2021-11-23 15:46:31,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:31,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:31,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:32,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:32,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:32,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:32,215 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:32,217 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:58,054 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:58,108 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 15:46:58,119 INFO L158 Benchmark]: Toolchain (without parser) took 29280.17ms. Allocated memory was 60.8MB in the beginning and 274.7MB in the end (delta: 213.9MB). Free memory was 27.0MB in the beginning and 104.8MB in the end (delta: -77.7MB). Peak memory consumption was 166.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,120 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:58,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2434.29ms. Allocated memory was 60.8MB in the beginning and 111.1MB in the end (delta: 50.3MB). Free memory was 26.8MB in the beginning and 44.3MB in the end (delta: -17.5MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 252.39ms. Allocated memory is still 111.1MB. Free memory was 44.3MB in the beginning and 37.3MB in the end (delta: 7.1MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,123 INFO L158 Benchmark]: Boogie Preprocessor took 363.38ms. Allocated memory was 111.1MB in the beginning and 163.6MB in the end (delta: 52.4MB). Free memory was 37.3MB in the beginning and 91.4MB in the end (delta: -54.1MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,125 INFO L158 Benchmark]: RCFGBuilder took 26222.65ms. Allocated memory was 163.6MB in the beginning and 274.7MB in the end (delta: 111.1MB). Free memory was 90.7MB in the beginning and 104.8MB in the end (delta: -14.1MB). Peak memory consumption was 128.7MB. Max. memory is 16.1GB. [2021-11-23 15:46:58,134 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2434.29ms. Allocated memory was 60.8MB in the beginning and 111.1MB in the end (delta: 50.3MB). Free memory was 26.8MB in the beginning and 44.3MB in the end (delta: -17.5MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 252.39ms. Allocated memory is still 111.1MB. Free memory was 44.3MB in the beginning and 37.3MB in the end (delta: 7.1MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 363.38ms. Allocated memory was 111.1MB in the beginning and 163.6MB in the end (delta: 52.4MB). Free memory was 37.3MB in the beginning and 91.4MB in the end (delta: -54.1MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * RCFGBuilder took 26222.65ms. Allocated memory was 163.6MB in the beginning and 274.7MB in the end (delta: 111.1MB). Free memory was 90.7MB in the beginning and 104.8MB in the end (delta: -14.1MB). Peak memory consumption was 128.7MB. 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 15:46:58,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edaa857b-b675-427e-b432-909f66f79acc/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