./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem103_label42.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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem103_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/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 2fd91fc32802b3b84cae99b85ac960832fbd9dc7b53546399650d691bec53ab1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:36,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:36,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:36,834 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:36,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:36,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:36,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:36,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:36,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:36,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:36,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:36,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:36,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:36,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:36,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:36,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:36,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:36,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:36,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:36,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:36,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:36,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:36,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:36,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:36,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:36,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:36,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:36,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:36,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:36,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:36,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:36,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:36,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:36,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:36,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:36,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:36,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:36,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:36,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:36,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:36,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:36,915 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:36,959 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:36,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:36,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:36,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:36,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:36,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:36,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:36,970 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:36,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:36,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:36,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:36,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:36,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:36,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:36,973 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:36,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:36,973 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:36,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:36,974 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:36,974 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:36,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:36,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:36,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:36,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:36,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:36,976 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:36,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:36,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:36,976 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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fd91fc32802b3b84cae99b85ac960832fbd9dc7b53546399650d691bec53ab1 [2021-11-23 15:58:37,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:37,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:37,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:37,276 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:37,277 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:37,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem103_label42.c [2021-11-23 15:58:37,353 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/data/422e1b038/2aba0e8ade3a4edcab61725eda0e8cd9/FLAG3d45ef280 [2021-11-23 15:58:41,131 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:41,132 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/sv-benchmarks/c/eca-programs/Problem103_label42.c [2021-11-23 15:58:41,440 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/data/422e1b038/2aba0e8ade3a4edcab61725eda0e8cd9/FLAG3d45ef280 [2021-11-23 15:58:41,675 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/data/422e1b038/2aba0e8ade3a4edcab61725eda0e8cd9 [2021-11-23 15:58:41,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:41,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:41,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:41,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:41,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:41,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b35263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41, skipping insertion in model container [2021-11-23 15:58:41,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:43,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:11,370 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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/sv-benchmarks/c/eca-programs/Problem103_label42.c[6304552,6304565] [2021-11-23 15:59:11,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:11,537 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:26,749 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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/sv-benchmarks/c/eca-programs/Problem103_label42.c[6304552,6304565] [2021-11-23 15:59:26,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:31,644 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:31,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31 WrapperNode [2021-11-23 15:59:31,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:31,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:31,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:31,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:31,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:33,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:38,554 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197824 [2021-11-23 15:59:38,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:38,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:38,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:38,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:38,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:38,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:40,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:40,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:42,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:42,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:43,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:44,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:44,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:44,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:44,107 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:44,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:44,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:44,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:44,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:44,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:44,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:44,359 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:44,360 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:00:53,630 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:00:53,848 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 16:00:53,852 INFO L158 Benchmark]: Toolchain (without parser) took 132172.72ms. Allocated memory was 570.4MB in the beginning and 12.4GB in the end (delta: 11.8GB). Free memory was 351.4MB in the beginning and 8.5GB in the end (delta: -8.2GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 16:00:53,853 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:00:53,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 49965.14ms. Allocated memory was 570.4MB in the beginning and 7.5GB in the end (delta: 6.9GB). Free memory was 351.4MB in the beginning and 5.4GB in the end (delta: -5.0GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2021-11-23 16:00:53,855 INFO L158 Benchmark]: Boogie Procedure Inliner took 6909.64ms. Allocated memory is still 7.5GB. Free memory was 5.4GB in the beginning and 4.6GB in the end (delta: 760.7MB). Peak memory consumption was 879.2MB. Max. memory is 16.1GB. [2021-11-23 16:00:53,856 INFO L158 Benchmark]: Boogie Preprocessor took 5550.30ms. Allocated memory was 7.5GB in the beginning and 10.0GB in the end (delta: 2.5GB). Free memory was 4.6GB in the beginning and 6.6GB in the end (delta: -2.0GB). Peak memory consumption was 736.1MB. Max. memory is 16.1GB. [2021-11-23 16:00:53,857 INFO L158 Benchmark]: RCFGBuilder took 69743.99ms. Allocated memory was 10.0GB in the beginning and 12.4GB in the end (delta: 2.4GB). Free memory was 6.6GB in the beginning and 8.5GB in the end (delta: -1.9GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 16:00:53,861 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 49965.14ms. Allocated memory was 570.4MB in the beginning and 7.5GB in the end (delta: 6.9GB). Free memory was 351.4MB in the beginning and 5.4GB in the end (delta: -5.0GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6909.64ms. Allocated memory is still 7.5GB. Free memory was 5.4GB in the beginning and 4.6GB in the end (delta: 760.7MB). Peak memory consumption was 879.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5550.30ms. Allocated memory was 7.5GB in the beginning and 10.0GB in the end (delta: 2.5GB). Free memory was 4.6GB in the beginning and 6.6GB in the end (delta: -2.0GB). Peak memory consumption was 736.1MB. Max. memory is 16.1GB. * RCFGBuilder took 69743.99ms. Allocated memory was 10.0GB in the beginning and 12.4GB in the end (delta: 2.4GB). Free memory was 6.6GB in the beginning and 8.5GB in the end (delta: -1.9GB). Peak memory consumption was 1.0GB. 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 16:00:53,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem103_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/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 2fd91fc32802b3b84cae99b85ac960832fbd9dc7b53546399650d691bec53ab1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:00:56,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:00:56,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:00:56,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:00:56,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:00:56,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:00:56,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:00:56,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:00:56,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:00:56,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:00:56,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:00:56,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:00:56,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:00:56,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:00:56,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:00:56,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:00:56,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:00:56,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:00:56,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:00:56,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:00:56,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:00:56,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:00:56,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:00:56,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:00:56,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:00:56,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:00:56,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:00:56,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:00:56,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:00:56,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:00:56,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:00:56,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:00:56,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:00:56,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:00:56,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:00:56,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:00:56,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:00:56,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:00:56,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:00:56,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:00:56,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:00:56,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 16:00:56,568 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:00:56,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:00:56,569 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:00:56,569 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 16:00:56,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 16:00:56,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 16:00:56,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:00:56,571 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 16:00:56,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 16:00:56,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:00:56,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:00:56,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:00:56,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:00:56,573 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:00:56,574 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:00:56,574 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:00:56,574 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 16:00:56,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:00:56,575 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:00:56,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:00:56,575 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 16:00:56,575 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 16:00:56,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:00:56,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:00:56,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:00:56,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:00:56,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:00:56,577 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:00:56,577 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:00:56,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:00:56,577 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 16:00:56,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:00:56,578 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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fd91fc32802b3b84cae99b85ac960832fbd9dc7b53546399650d691bec53ab1 [2021-11-23 16:00:56,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:00:56,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:00:56,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:00:56,938 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:00:56,940 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:00:56,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem103_label42.c [2021-11-23 16:00:57,010 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/data/333a5de57/51f40035ff664fce9762fe821ff4406d/FLAG25a4630cb [2021-11-23 16:01:01,293 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:01:01,294 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/sv-benchmarks/c/eca-programs/Problem103_label42.c [2021-11-23 16:01:01,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/data/333a5de57/51f40035ff664fce9762fe821ff4406d/FLAG25a4630cb [2021-11-23 16:01:01,890 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/data/333a5de57/51f40035ff664fce9762fe821ff4406d [2021-11-23 16:01:01,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:01:01,894 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:01:01,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:01:01,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:01:01,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:01:01,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:01:01" (1/1) ... [2021-11-23 16:01:01,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@183a8c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:01, skipping insertion in model container [2021-11-23 16:01:01,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:01:01" (1/1) ... [2021-11-23 16:01:01,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:01:03,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:01:30,807 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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/sv-benchmarks/c/eca-programs/Problem103_label42.c[6304552,6304565] [2021-11-23 16:01:30,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:01:30,950 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:01:46,290 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_eb624a30-2444-49eb-ade9-3743c2e3eeaf/sv-benchmarks/c/eca-programs/Problem103_label42.c[6304552,6304565] [2021-11-23 16:01:46,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:01:50,731 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:01:50,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50 WrapperNode [2021-11-23 16:01:50,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:01:50,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:01:50,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:01:50,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:01:50,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50" (1/1) ... [2021-11-23 16:01:52,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50" (1/1) ... [2021-11-23 16:01:57,485 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197748 [2021-11-23 16:01:57,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:01:57,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:01:57,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:01:57,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:01:57,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50" (1/1) ... [2021-11-23 16:01:57,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50" (1/1) ... [2021-11-23 16:01:58,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50" (1/1) ... [2021-11-23 16:01:58,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50" (1/1) ... [2021-11-23 16:02:01,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50" (1/1) ... [2021-11-23 16:02:01,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50" (1/1) ... [2021-11-23 16:02:02,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50" (1/1) ... [2021-11-23 16:02:02,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:02:02,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:02:02,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:02:02,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:02:02,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:50" (1/1) ... [2021-11-23 16:02:02,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:02:02,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 16:02:02,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 16:02:02,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 16:02:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:02:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:02:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:02:02,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:02:03,201 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:02:03,202 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:03:42,534 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:03:42,731 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 16:03:42,736 INFO L158 Benchmark]: Toolchain (without parser) took 160840.83ms. Allocated memory was 1.8GB in the beginning and 12.9GB in the end (delta: 11.1GB). Free memory was 1.5GB in the beginning and 8.8GB in the end (delta: -7.3GB). Peak memory consumption was 4.2GB. Max. memory is 16.1GB. [2021-11-23 16:03:42,737 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 79.7MB. Free memory was 60.7MB in the beginning and 60.5MB in the end (delta: 136.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:03:42,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 48836.62ms. Allocated memory was 1.8GB in the beginning and 7.5GB in the end (delta: 5.7GB). Free memory was 1.5GB in the beginning and 5.3GB in the end (delta: -3.8GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-11-23 16:03:42,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 6754.15ms. Allocated memory was 7.5GB in the beginning and 10.4GB in the end (delta: 3.0GB). Free memory was 5.3GB in the beginning and 7.5GB in the end (delta: -2.2GB). Peak memory consumption was 781.2MB. Max. memory is 16.1GB. [2021-11-23 16:03:42,740 INFO L158 Benchmark]: Boogie Preprocessor took 5429.40ms. Allocated memory is still 10.4GB. Free memory was 7.5GB in the beginning and 7.1GB in the end (delta: 424.7MB). Peak memory consumption was 726.7MB. Max. memory is 16.1GB. [2021-11-23 16:03:42,740 INFO L158 Benchmark]: RCFGBuilder took 99816.71ms. Allocated memory was 10.4GB in the beginning and 12.9GB in the end (delta: 2.4GB). Free memory was 7.1GB in the beginning and 8.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2021-11-23 16:03:42,744 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 79.7MB. Free memory was 60.7MB in the beginning and 60.5MB in the end (delta: 136.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 48836.62ms. Allocated memory was 1.8GB in the beginning and 7.5GB in the end (delta: 5.7GB). Free memory was 1.5GB in the beginning and 5.3GB in the end (delta: -3.8GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6754.15ms. Allocated memory was 7.5GB in the beginning and 10.4GB in the end (delta: 3.0GB). Free memory was 5.3GB in the beginning and 7.5GB in the end (delta: -2.2GB). Peak memory consumption was 781.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5429.40ms. Allocated memory is still 10.4GB. Free memory was 7.5GB in the beginning and 7.1GB in the end (delta: 424.7MB). Peak memory consumption was 726.7MB. Max. memory is 16.1GB. * RCFGBuilder took 99816.71ms. Allocated memory was 10.4GB in the beginning and 12.9GB in the end (delta: 2.4GB). Free memory was 7.1GB in the beginning and 8.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.1GB. 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 16:03:42,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb624a30-2444-49eb-ade9-3743c2e3eeaf/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