./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label37.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_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/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_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/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_828a119f-b2a5-479d-8e51-47f930aad32b/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 67ba03b1786c728dbaddab71ca980ce001d9d1111eb047fe11f8793d1ddf2711 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:45,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:45,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:45,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:45,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:45,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:45,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:45,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:45,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:45,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:45,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:45,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:45,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:45,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:45,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:45,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:45,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:45,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:45,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:45,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:45,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:45,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:45,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:45,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:45,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:45,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:45,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:45,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:45,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:45,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:45,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:45,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:45,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:45,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:45,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:45,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:45,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:45,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:45,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:45,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:45,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:45,902 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:45,946 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:45,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:45,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:45,948 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:45,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:45,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:45,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:45,950 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:45,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:45,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:45,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:45,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:45,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:45,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:45,958 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:45,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:45,959 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:45,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:45,959 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:45,959 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:45,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:45,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:45,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:45,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:45,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:45,961 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:45,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:45,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:45,962 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_828a119f-b2a5-479d-8e51-47f930aad32b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67ba03b1786c728dbaddab71ca980ce001d9d1111eb047fe11f8793d1ddf2711 [2021-11-23 15:49:46,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:46,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:46,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:46,251 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:46,252 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:46,254 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label37.c [2021-11-23 15:49:46,350 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/data/5b547f4f5/ad32813ce3524ebc91349328dd91bc0d/FLAG169f47aa8 [2021-11-23 15:49:46,921 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:46,922 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/sv-benchmarks/c/eca-rers2012/Problem14_label37.c [2021-11-23 15:49:46,938 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/data/5b547f4f5/ad32813ce3524ebc91349328dd91bc0d/FLAG169f47aa8 [2021-11-23 15:49:47,165 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/data/5b547f4f5/ad32813ce3524ebc91349328dd91bc0d [2021-11-23 15:49:47,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:47,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:47,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:47,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:47,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:47,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18c909a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47, skipping insertion in model container [2021-11-23 15:49:47,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:47,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:47,532 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_828a119f-b2a5-479d-8e51-47f930aad32b/sv-benchmarks/c/eca-rers2012/Problem14_label37.c[2094,2107] [2021-11-23 15:49:47,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:47,789 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:47,804 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_828a119f-b2a5-479d-8e51-47f930aad32b/sv-benchmarks/c/eca-rers2012/Problem14_label37.c[2094,2107] [2021-11-23 15:49:47,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:47,922 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:47,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47 WrapperNode [2021-11-23 15:49:47,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:47,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:47,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:47,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:47,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:47,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:48,077 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2021-11-23 15:49:48,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:48,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:48,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:48,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:48,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:48,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:48,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:48,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:48,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:48,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:48,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:48,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:48,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:48,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:48,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:48,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:47" (1/1) ... [2021-11-23 15:49:48,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:48,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:48,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:48,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:49:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:48,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:48,357 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:48,359 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:49,692 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:49,741 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 15:49:49,751 INFO L158 Benchmark]: Toolchain (without parser) took 2580.86ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 49.0MB in the beginning and 68.0MB in the end (delta: -19.0MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2021-11-23 15:49:49,752 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:49,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.62ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 39.7MB in the end (delta: 9.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:49,755 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.11ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 39.7MB in the beginning and 79.8MB in the end (delta: -40.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:49,756 INFO L158 Benchmark]: Boogie Preprocessor took 116.22ms. Allocated memory is still 107.0MB. Free memory was 79.8MB in the beginning and 73.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:49,757 INFO L158 Benchmark]: RCFGBuilder took 1552.67ms. Allocated memory is still 107.0MB. Free memory was 73.5MB in the beginning and 68.0MB in the end (delta: 5.5MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:49,766 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.62ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 39.7MB in the end (delta: 9.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 153.11ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 39.7MB in the beginning and 79.8MB in the end (delta: -40.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.22ms. Allocated memory is still 107.0MB. Free memory was 79.8MB in the beginning and 73.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1552.67ms. Allocated memory is still 107.0MB. Free memory was 73.5MB in the beginning and 68.0MB in the end (delta: 5.5MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:49,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/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_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/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_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/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_828a119f-b2a5-479d-8e51-47f930aad32b/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 67ba03b1786c728dbaddab71ca980ce001d9d1111eb047fe11f8793d1ddf2711 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:52,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:52,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:52,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:52,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:52,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:52,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:52,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:52,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:52,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:52,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:52,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:52,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:52,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:52,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:52,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:52,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:52,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:52,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:52,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:52,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:52,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:52,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:52,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:52,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:52,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:52,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:52,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:52,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:52,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:52,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:52,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:52,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:52,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:52,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:52,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:52,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:52,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:52,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:52,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:52,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:52,324 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:49:52,370 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:52,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:52,372 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:52,372 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:52,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:52,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:52,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:52,375 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:52,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:52,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:52,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:52,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:52,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:52,378 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:49:52,378 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:49:52,378 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:49:52,379 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:52,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:52,379 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:52,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:52,380 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:52,380 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:52,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:52,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:52,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:52,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:52,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:52,381 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:49:52,382 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:49:52,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:52,382 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:49:52,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:49:52,383 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_828a119f-b2a5-479d-8e51-47f930aad32b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67ba03b1786c728dbaddab71ca980ce001d9d1111eb047fe11f8793d1ddf2711 [2021-11-23 15:49:52,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:52,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:52,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:52,782 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:52,783 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:52,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label37.c [2021-11-23 15:49:52,855 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/data/50aea9bd3/23f3158fef55439299c6059340a470ef/FLAG9958d177e [2021-11-23 15:49:53,582 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:53,583 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/sv-benchmarks/c/eca-rers2012/Problem14_label37.c [2021-11-23 15:49:53,599 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/data/50aea9bd3/23f3158fef55439299c6059340a470ef/FLAG9958d177e [2021-11-23 15:49:53,621 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/data/50aea9bd3/23f3158fef55439299c6059340a470ef [2021-11-23 15:49:53,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:53,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:53,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:53,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:53,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:53,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:53" (1/1) ... [2021-11-23 15:49:53,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec4faa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:53, skipping insertion in model container [2021-11-23 15:49:53,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:53" (1/1) ... [2021-11-23 15:49:53,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:53,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:53,846 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_828a119f-b2a5-479d-8e51-47f930aad32b/sv-benchmarks/c/eca-rers2012/Problem14_label37.c[2094,2107] [2021-11-23 15:49:54,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:54,197 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:54,213 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_828a119f-b2a5-479d-8e51-47f930aad32b/sv-benchmarks/c/eca-rers2012/Problem14_label37.c[2094,2107] [2021-11-23 15:49:54,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:54,453 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:54,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54 WrapperNode [2021-11-23 15:49:54,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:54,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:54,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:54,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:54,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54" (1/1) ... [2021-11-23 15:49:54,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54" (1/1) ... [2021-11-23 15:49:54,583 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 856 [2021-11-23 15:49:54,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:54,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:54,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:54,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:54,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54" (1/1) ... [2021-11-23 15:49:54,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54" (1/1) ... [2021-11-23 15:49:54,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54" (1/1) ... [2021-11-23 15:49:54,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54" (1/1) ... [2021-11-23 15:49:54,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54" (1/1) ... [2021-11-23 15:49:54,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54" (1/1) ... [2021-11-23 15:49:54,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54" (1/1) ... [2021-11-23 15:49:54,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:54,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:54,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:54,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:54,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:54" (1/1) ... [2021-11-23 15:49:54,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:54,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:54,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:54,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:54,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:54,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:54,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:54,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:54,872 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:54,873 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:58,161 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:58,206 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 15:49:58,215 INFO L158 Benchmark]: Toolchain (without parser) took 4586.85ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 45.0MB in the beginning and 47.2MB in the end (delta: -2.1MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2021-11-23 15:49:58,215 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 67.1MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:58,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 827.08ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 62.9MB in the end (delta: -18.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:49:58,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.75ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 56.3MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:58,220 INFO L158 Benchmark]: Boogie Preprocessor took 112.54ms. Allocated memory is still 88.1MB. Free memory was 56.3MB in the beginning and 51.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:58,220 INFO L158 Benchmark]: RCFGBuilder took 3513.18ms. Allocated memory is still 88.1MB. Free memory was 51.4MB in the beginning and 47.2MB in the end (delta: 4.2MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:58,228 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 67.1MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 827.08ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 62.9MB in the end (delta: -18.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.75ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 56.3MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.54ms. Allocated memory is still 88.1MB. Free memory was 56.3MB in the beginning and 51.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3513.18ms. Allocated memory is still 88.1MB. Free memory was 51.4MB in the beginning and 47.2MB in the end (delta: 4.2MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:58,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828a119f-b2a5-479d-8e51-47f930aad32b/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