./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label45.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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/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 71235387b996f29cb2f8dcc57ae8489d725afe864e0617abeffad01ff0a30ba1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:17,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:17,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:17,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:17,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:17,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:17,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:17,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:17,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:17,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:17,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:17,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:17,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:17,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:17,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:17,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:17,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:17,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:17,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:17,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:17,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:17,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:17,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:17,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:17,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:17,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:17,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:17,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:17,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:17,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:17,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:17,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:17,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:17,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:17,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:17,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:17,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:17,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:17,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:17,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:17,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:17,744 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:17,768 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:17,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:17,770 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:17,770 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:17,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:17,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:17,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:17,772 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:17,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:17,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:17,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:17,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:17,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:17,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:17,773 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:17,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:17,774 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:17,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:17,774 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:17,775 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:17,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:17,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:17,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:17,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:17,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:17,776 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:17,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:17,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:17,777 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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71235387b996f29cb2f8dcc57ae8489d725afe864e0617abeffad01ff0a30ba1 [2021-11-23 15:51:18,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:18,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:18,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:18,110 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:18,111 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:18,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label45.c [2021-11-23 15:51:18,179 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/data/cb13ad605/cc17d27190dc43ee854a6d51c5dd1972/FLAGf5beb4664 [2021-11-23 15:51:21,920 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:21,920 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/sv-benchmarks/c/eca-programs/Problem102_label45.c [2021-11-23 15:51:22,193 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/data/cb13ad605/cc17d27190dc43ee854a6d51c5dd1972/FLAGf5beb4664 [2021-11-23 15:51:22,517 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/data/cb13ad605/cc17d27190dc43ee854a6d51c5dd1972 [2021-11-23 15:51:22,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:22,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:22,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:22,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:22,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:22,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6f982e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:22, skipping insertion in model container [2021-11-23 15:51:22,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:22" (1/1) ... [2021-11-23 15:51:22,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:24,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:50,995 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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/sv-benchmarks/c/eca-programs/Problem102_label45.c[5711887,5711900] [2021-11-23 15:51:51,130 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:51,140 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:05,229 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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/sv-benchmarks/c/eca-programs/Problem102_label45.c[5711887,5711900] [2021-11-23 15:52:05,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:10,257 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:10,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10 WrapperNode [2021-11-23 15:52:10,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:10,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:10,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:10,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:10,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10" (1/1) ... [2021-11-23 15:52:11,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10" (1/1) ... [2021-11-23 15:52:16,756 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184295 [2021-11-23 15:52:16,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:16,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:16,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:16,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:16,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10" (1/1) ... [2021-11-23 15:52:16,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10" (1/1) ... [2021-11-23 15:52:17,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10" (1/1) ... [2021-11-23 15:52:17,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10" (1/1) ... [2021-11-23 15:52:19,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10" (1/1) ... [2021-11-23 15:52:20,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10" (1/1) ... [2021-11-23 15:52:20,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10" (1/1) ... [2021-11-23 15:52:22,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:22,423 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:22,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:22,424 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:22,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:10" (1/1) ... [2021-11-23 15:52:22,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:22,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:22,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:22,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:22,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:22,758 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:22,759 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:29,270 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:29,492 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 15:53:29,499 INFO L158 Benchmark]: Toolchain (without parser) took 126974.52ms. Allocated memory was 1.1GB in the beginning and 12.1GB in the end (delta: 11.0GB). Free memory was 888.5MB in the beginning and 8.3GB in the end (delta: -7.4GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:53:29,500 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 36.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:29,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 47735.08ms. Allocated memory was 1.1GB in the beginning and 7.8GB in the end (delta: 6.7GB). Free memory was 887.4MB in the beginning and 5.9GB in the end (delta: -5.0GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2021-11-23 15:53:29,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 6497.46ms. Allocated memory is still 7.8GB. Free memory was 5.9GB in the beginning and 5.3GB in the end (delta: 615.5MB). Peak memory consumption was 867.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:29,505 INFO L158 Benchmark]: Boogie Preprocessor took 5665.00ms. Allocated memory was 7.8GB in the beginning and 10.4GB in the end (delta: 2.6GB). Free memory was 5.3GB in the beginning and 7.4GB in the end (delta: -2.1GB). Peak memory consumption was 898.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:29,506 INFO L158 Benchmark]: RCFGBuilder took 67072.35ms. Allocated memory was 10.4GB in the beginning and 12.1GB in the end (delta: 1.7GB). Free memory was 7.4GB in the beginning and 8.3GB in the end (delta: -894.4MB). Peak memory consumption was 997.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:29,516 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 36.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 47735.08ms. Allocated memory was 1.1GB in the beginning and 7.8GB in the end (delta: 6.7GB). Free memory was 887.4MB in the beginning and 5.9GB in the end (delta: -5.0GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6497.46ms. Allocated memory is still 7.8GB. Free memory was 5.9GB in the beginning and 5.3GB in the end (delta: 615.5MB). Peak memory consumption was 867.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5665.00ms. Allocated memory was 7.8GB in the beginning and 10.4GB in the end (delta: 2.6GB). Free memory was 5.3GB in the beginning and 7.4GB in the end (delta: -2.1GB). Peak memory consumption was 898.6MB. Max. memory is 16.1GB. * RCFGBuilder took 67072.35ms. Allocated memory was 10.4GB in the beginning and 12.1GB in the end (delta: 1.7GB). Free memory was 7.4GB in the beginning and 8.3GB in the end (delta: -894.4MB). Peak memory consumption was 997.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:29,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/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 71235387b996f29cb2f8dcc57ae8489d725afe864e0617abeffad01ff0a30ba1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:32,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:32,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:32,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:32,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:32,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:32,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:32,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:32,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:32,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:32,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:32,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:32,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:32,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:32,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:32,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:32,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:32,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:32,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:32,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:32,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:32,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:32,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:32,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:32,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:32,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:32,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:32,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:32,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:32,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:32,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:32,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:32,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:32,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:32,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:32,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:32,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:32,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:32,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:32,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:32,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:32,463 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:32,510 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:32,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:32,512 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:32,512 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:32,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:32,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:32,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:32,515 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:32,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:32,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:32,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:32,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:32,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:32,518 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:32,518 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:32,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:32,518 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:32,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:32,519 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:32,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:32,519 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:32,520 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:32,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:32,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:32,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:32,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:32,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:32,521 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:32,522 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:32,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:32,522 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:32,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:32,523 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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71235387b996f29cb2f8dcc57ae8489d725afe864e0617abeffad01ff0a30ba1 [2021-11-23 15:53:32,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:32,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:32,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:32,962 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:32,963 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:32,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label45.c [2021-11-23 15:53:33,046 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/data/922381422/dd8e66b504ae4f8083304cee83550009/FLAG99925bc83 [2021-11-23 15:53:37,205 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:37,206 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/sv-benchmarks/c/eca-programs/Problem102_label45.c [2021-11-23 15:53:37,493 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/data/922381422/dd8e66b504ae4f8083304cee83550009/FLAG99925bc83 [2021-11-23 15:53:37,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/data/922381422/dd8e66b504ae4f8083304cee83550009 [2021-11-23 15:53:37,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:37,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:37,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:37,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:37,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:37,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:37,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671e9387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37, skipping insertion in model container [2021-11-23 15:53:37,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:37,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:39,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:05,601 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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/sv-benchmarks/c/eca-programs/Problem102_label45.c[5711887,5711900] [2021-11-23 15:54:05,728 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:05,741 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:19,343 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_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/sv-benchmarks/c/eca-programs/Problem102_label45.c[5711887,5711900] [2021-11-23 15:54:19,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:23,972 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:23,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23 WrapperNode [2021-11-23 15:54:23,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:23,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:23,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:23,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:23,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:25,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:30,212 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184212 [2021-11-23 15:54:30,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:30,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:30,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:30,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:30,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:30,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:31,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:31,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:34,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:34,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:35,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:35,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:35,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:35,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:35,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:35,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:35,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:35,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:35,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:35,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:35,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:36,147 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:36,148 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:18,166 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:18,419 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:18,427 INFO L158 Benchmark]: Toolchain (without parser) took 160893.12ms. Allocated memory was 679.5MB in the beginning and 12.0GB in the end (delta: 11.3GB). Free memory was 378.9MB in the beginning and 8.3GB in the end (delta: -7.9GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:56:18,429 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.4MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:18,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46437.76ms. Allocated memory was 679.5MB in the beginning and 5.5GB in the end (delta: 4.8GB). Free memory was 377.8MB in the beginning and 3.5GB in the end (delta: -3.1GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2021-11-23 15:56:18,432 INFO L158 Benchmark]: Boogie Procedure Inliner took 6239.44ms. Allocated memory was 5.5GB in the beginning and 8.2GB in the end (delta: 2.7GB). Free memory was 3.5GB in the beginning and 5.5GB in the end (delta: -2.0GB). Peak memory consumption was 814.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:18,433 INFO L158 Benchmark]: Boogie Preprocessor took 5650.40ms. Allocated memory was 8.2GB in the beginning and 10.9GB in the end (delta: 2.7GB). Free memory was 5.5GB in the beginning and 7.8GB in the end (delta: -2.3GB). Peak memory consumption was 628.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:18,435 INFO L158 Benchmark]: RCFGBuilder took 102558.83ms. Allocated memory was 10.9GB in the beginning and 12.0GB in the end (delta: 1.1GB). Free memory was 7.8GB in the beginning and 8.3GB in the end (delta: -512.8MB). Peak memory consumption was 939.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:18,444 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 54.5MB. Free memory was 35.5MB in the beginning and 35.4MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46437.76ms. Allocated memory was 679.5MB in the beginning and 5.5GB in the end (delta: 4.8GB). Free memory was 377.8MB in the beginning and 3.5GB in the end (delta: -3.1GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6239.44ms. Allocated memory was 5.5GB in the beginning and 8.2GB in the end (delta: 2.7GB). Free memory was 3.5GB in the beginning and 5.5GB in the end (delta: -2.0GB). Peak memory consumption was 814.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5650.40ms. Allocated memory was 8.2GB in the beginning and 10.9GB in the end (delta: 2.7GB). Free memory was 5.5GB in the beginning and 7.8GB in the end (delta: -2.3GB). Peak memory consumption was 628.1MB. Max. memory is 16.1GB. * RCFGBuilder took 102558.83ms. Allocated memory was 10.9GB in the beginning and 12.0GB in the end (delta: 1.1GB). Free memory was 7.8GB in the beginning and 8.3GB in the end (delta: -512.8MB). Peak memory consumption was 939.5MB. 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 15:56:18,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9389cf-fdc9-467d-8f7c-f9897b2aa35c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable