./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label12.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_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/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_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/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_a018c447-b8bf-4615-83a2-4eceaefc20ec/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 afa491b5614c2afd4b3e69692a1c74c0c613c9253539d832253acf17afe52c0d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:14,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:14,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:14,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:14,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:14,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:14,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:14,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:14,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:14,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:14,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:14,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:14,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:14,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:14,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:14,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:14,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:14,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:14,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:14,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:14,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:14,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:14,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:14,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:14,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:14,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:14,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:14,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:14,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:14,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:14,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:14,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:14,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:14,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:14,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:14,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:14,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:14,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:14,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:14,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:14,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:14,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:14,958 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:14,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:14,959 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:14,960 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:14,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:14,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:14,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:14,961 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:14,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:14,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:14,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:14,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:14,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:14,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:14,963 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:14,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:14,964 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:14,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:14,964 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:14,964 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:14,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:14,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:14,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:14,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:14,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:14,966 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:14,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:14,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:14,966 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_a018c447-b8bf-4615-83a2-4eceaefc20ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afa491b5614c2afd4b3e69692a1c74c0c613c9253539d832253acf17afe52c0d [2021-11-23 15:53:15,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:15,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:15,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:15,339 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:15,340 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:15,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label12.c [2021-11-23 15:53:15,417 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/data/356c7a511/1a5bd92484f84fa2908d8ab4b5e93ba5/FLAGe40b1f6bf [2021-11-23 15:53:18,350 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:18,360 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/sv-benchmarks/c/eca-programs/Problem101_label12.c [2021-11-23 15:53:18,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/data/356c7a511/1a5bd92484f84fa2908d8ab4b5e93ba5/FLAGe40b1f6bf [2021-11-23 15:53:18,541 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/data/356c7a511/1a5bd92484f84fa2908d8ab4b5e93ba5 [2021-11-23 15:53:18,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:18,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:18,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:18,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:18,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:18,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:18,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e343fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18, skipping insertion in model container [2021-11-23 15:53:18,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:18,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:19,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:31,764 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_a018c447-b8bf-4615-83a2-4eceaefc20ec/sv-benchmarks/c/eca-programs/Problem101_label12.c[2767992,2768005] [2021-11-23 15:53:31,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:31,852 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:39,010 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_a018c447-b8bf-4615-83a2-4eceaefc20ec/sv-benchmarks/c/eca-programs/Problem101_label12.c[2767992,2768005] [2021-11-23 15:53:39,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:40,262 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:40,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40 WrapperNode [2021-11-23 15:53:40,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:40,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:40,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:40,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:40,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:40,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:44,091 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2021-11-23 15:53:44,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:44,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:44,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:44,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:44,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:44,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:44,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:44,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:46,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:46,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:46,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:47,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:47,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:47,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:47,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:47,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:47,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:47,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:47,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:47,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:47,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:47,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:47,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:47,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:47,508 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:47,509 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:25,872 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:25,992 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:25,998 INFO L158 Benchmark]: Toolchain (without parser) took 67450.73ms. Allocated memory was 436.2MB in the beginning and 8.6GB in the end (delta: 8.2GB). Free memory was 284.3MB in the beginning and 6.9GB in the end (delta: -6.6GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:54:25,998 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 109.1MB. Free memory is still 87.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:26,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21715.45ms. Allocated memory was 436.2MB in the beginning and 2.9GB in the end (delta: 2.5GB). Free memory was 284.3MB in the beginning and 2.3GB in the end (delta: -2.0GB). Peak memory consumption was 829.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:26,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 3828.42ms. Allocated memory was 2.9GB in the beginning and 5.6GB in the end (delta: 2.6GB). Free memory was 2.3GB in the beginning and 4.6GB in the end (delta: -2.3GB). Peak memory consumption was 413.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:26,001 INFO L158 Benchmark]: Boogie Preprocessor took 3111.33ms. Allocated memory is still 5.6GB. Free memory was 4.6GB in the beginning and 4.3GB in the end (delta: 274.7MB). Peak memory consumption was 402.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:26,002 INFO L158 Benchmark]: RCFGBuilder took 38790.29ms. Allocated memory was 5.6GB in the beginning and 8.6GB in the end (delta: 3.0GB). Free memory was 4.3GB in the beginning and 6.9GB in the end (delta: -2.6GB). Peak memory consumption was 580.9MB. Max. memory is 16.1GB. [2021-11-23 15:54:26,006 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 109.1MB. Free memory is still 87.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21715.45ms. Allocated memory was 436.2MB in the beginning and 2.9GB in the end (delta: 2.5GB). Free memory was 284.3MB in the beginning and 2.3GB in the end (delta: -2.0GB). Peak memory consumption was 829.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3828.42ms. Allocated memory was 2.9GB in the beginning and 5.6GB in the end (delta: 2.6GB). Free memory was 2.3GB in the beginning and 4.6GB in the end (delta: -2.3GB). Peak memory consumption was 413.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3111.33ms. Allocated memory is still 5.6GB. Free memory was 4.6GB in the beginning and 4.3GB in the end (delta: 274.7MB). Peak memory consumption was 402.7MB. Max. memory is 16.1GB. * RCFGBuilder took 38790.29ms. Allocated memory was 5.6GB in the beginning and 8.6GB in the end (delta: 3.0GB). Free memory was 4.3GB in the beginning and 6.9GB in the end (delta: -2.6GB). Peak memory consumption was 580.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:26,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/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_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/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_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/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_a018c447-b8bf-4615-83a2-4eceaefc20ec/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 afa491b5614c2afd4b3e69692a1c74c0c613c9253539d832253acf17afe52c0d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:28,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:28,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:28,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:28,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:28,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:28,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:28,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:28,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:28,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:28,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:28,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:28,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:28,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:28,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:28,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:28,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:28,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:28,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:28,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:28,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:28,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:28,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:28,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:28,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:28,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:28,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:28,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:28,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:28,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:28,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:28,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:28,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:28,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:28,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:28,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:28,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:28,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:28,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:28,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:28,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:28,732 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:28,775 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:28,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:28,777 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:28,777 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:28,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:28,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:28,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:28,780 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:28,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:28,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:28,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:28,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:28,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:28,782 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:28,782 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:28,782 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:28,782 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:28,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:28,783 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:28,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:28,783 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:28,783 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:28,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:28,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:28,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:28,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:28,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:28,784 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:28,785 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:28,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:28,785 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:28,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:28,786 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_a018c447-b8bf-4615-83a2-4eceaefc20ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afa491b5614c2afd4b3e69692a1c74c0c613c9253539d832253acf17afe52c0d [2021-11-23 15:54:29,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:29,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:29,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:29,209 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:29,210 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:29,213 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label12.c [2021-11-23 15:54:29,292 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/data/a88aeea3b/ca9fbc1a8ca146149fdfe29f20f40e9d/FLAG0dbb84f6d [2021-11-23 15:54:32,191 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:32,191 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/sv-benchmarks/c/eca-programs/Problem101_label12.c [2021-11-23 15:54:32,427 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/data/a88aeea3b/ca9fbc1a8ca146149fdfe29f20f40e9d/FLAG0dbb84f6d [2021-11-23 15:54:32,656 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/data/a88aeea3b/ca9fbc1a8ca146149fdfe29f20f40e9d [2021-11-23 15:54:32,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:32,660 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:32,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:32,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:32,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:32,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:32" (1/1) ... [2021-11-23 15:54:32,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c85c96b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:32, skipping insertion in model container [2021-11-23 15:54:32,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:32" (1/1) ... [2021-11-23 15:54:32,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:33,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:45,381 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_a018c447-b8bf-4615-83a2-4eceaefc20ec/sv-benchmarks/c/eca-programs/Problem101_label12.c[2767992,2768005] [2021-11-23 15:54:45,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:45,474 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:52,955 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_a018c447-b8bf-4615-83a2-4eceaefc20ec/sv-benchmarks/c/eca-programs/Problem101_label12.c[2767992,2768005] [2021-11-23 15:54:52,970 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:54,082 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:54,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54 WrapperNode [2021-11-23 15:54:54,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:54,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:54,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:54,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:54,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54" (1/1) ... [2021-11-23 15:54:54,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54" (1/1) ... [2021-11-23 15:54:57,390 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83733 [2021-11-23 15:54:57,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:57,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:57,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:57,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:57,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54" (1/1) ... [2021-11-23 15:54:57,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54" (1/1) ... [2021-11-23 15:54:58,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54" (1/1) ... [2021-11-23 15:54:58,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54" (1/1) ... [2021-11-23 15:54:59,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54" (1/1) ... [2021-11-23 15:54:59,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54" (1/1) ... [2021-11-23 15:55:00,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54" (1/1) ... [2021-11-23 15:55:01,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:01,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:01,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:01,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:01,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:54" (1/1) ... [2021-11-23 15:55:01,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:01,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:01,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:01,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:01,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:01,445 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:01,446 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:57,275 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:57,696 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:57,718 INFO L158 Benchmark]: Toolchain (without parser) took 85055.20ms. Allocated memory was 778.0MB in the beginning and 8.7GB in the end (delta: 8.0GB). Free memory was 633.7MB in the beginning and 7.3GB in the end (delta: -6.7GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:55:57,720 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:57,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21421.27ms. Allocated memory was 778.0MB in the beginning and 4.5GB in the end (delta: 3.7GB). Free memory was 633.7MB in the beginning and 3.8GB in the end (delta: -3.2GB). Peak memory consumption was 767.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:57,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 3307.46ms. Allocated memory is still 4.5GB. Free memory was 3.8GB in the beginning and 3.4GB in the end (delta: 371.2MB). Peak memory consumption was 393.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:57,724 INFO L158 Benchmark]: Boogie Preprocessor took 3841.64ms. Allocated memory was 4.5GB in the beginning and 6.8GB in the end (delta: 2.3GB). Free memory was 3.4GB in the beginning and 5.6GB in the end (delta: -2.2GB). Peak memory consumption was 449.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:57,726 INFO L158 Benchmark]: RCFGBuilder took 56480.28ms. Allocated memory was 6.8GB in the beginning and 8.7GB in the end (delta: 1.9GB). Free memory was 5.6GB in the beginning and 7.3GB in the end (delta: -1.7GB). Peak memory consumption was 660.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:57,731 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21421.27ms. Allocated memory was 778.0MB in the beginning and 4.5GB in the end (delta: 3.7GB). Free memory was 633.7MB in the beginning and 3.8GB in the end (delta: -3.2GB). Peak memory consumption was 767.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3307.46ms. Allocated memory is still 4.5GB. Free memory was 3.8GB in the beginning and 3.4GB in the end (delta: 371.2MB). Peak memory consumption was 393.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3841.64ms. Allocated memory was 4.5GB in the beginning and 6.8GB in the end (delta: 2.3GB). Free memory was 3.4GB in the beginning and 5.6GB in the end (delta: -2.2GB). Peak memory consumption was 449.8MB. Max. memory is 16.1GB. * RCFGBuilder took 56480.28ms. Allocated memory was 6.8GB in the beginning and 8.7GB in the end (delta: 1.9GB). Free memory was 5.6GB in the beginning and 7.3GB in the end (delta: -1.7GB). Peak memory consumption was 660.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:57,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a018c447-b8bf-4615-83a2-4eceaefc20ec/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