./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/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_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/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_093dcfb9-e320-46ed-9a85-2a30576b967c/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 367ed3811f7d0d1dc26f84d0e20b621ca1b43bf1b6284a69740f800a420fb64b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:54,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:54,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:54,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:54,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:54,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:54,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:54,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:54,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:54,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:54,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:54,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:54,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:54,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:54,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:54,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:54,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:54,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:54,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:54,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:54,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:54,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:54,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:54,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:54,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:54,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:54,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:54,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:54,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:54,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:55,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:55,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:55,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:55,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:55,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:55,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:55,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:55,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:55,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:55,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:55,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:55,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:55,057 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:55,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:55,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:55,060 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:55,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:55,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:55,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:55,061 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:55,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:55,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:55,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:55,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:55,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:55,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:55,071 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:55,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:55,071 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:55,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:55,072 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:55,072 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:55,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:55,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:55,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:55,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:55,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:55,074 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:55,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:55,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:55,074 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_093dcfb9-e320-46ed-9a85-2a30576b967c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 367ed3811f7d0d1dc26f84d0e20b621ca1b43bf1b6284a69740f800a420fb64b [2021-11-23 15:03:55,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:55,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:55,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:55,374 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:55,375 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:55,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label45.c [2021-11-23 15:03:55,443 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/data/61a6027fd/d5867754b3bb4dbfb86678d4346290ef/FLAGa8dfe5c15 [2021-11-23 15:03:59,656 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:59,657 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/sv-benchmarks/c/eca-rers2012/Problem08_label45.c [2021-11-23 15:03:59,938 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/data/61a6027fd/d5867754b3bb4dbfb86678d4346290ef/FLAGa8dfe5c15 [2021-11-23 15:04:00,265 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/data/61a6027fd/d5867754b3bb4dbfb86678d4346290ef [2021-11-23 15:04:00,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:00,269 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:00,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:00,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:00,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:00,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67414312 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00, skipping insertion in model container [2021-11-23 15:04:00,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:02,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:29,083 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_093dcfb9-e320-46ed-9a85-2a30576b967c/sv-benchmarks/c/eca-rers2012/Problem08_label45.c[5712202,5712215] [2021-11-23 15:04:29,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:29,234 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:43,953 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_093dcfb9-e320-46ed-9a85-2a30576b967c/sv-benchmarks/c/eca-rers2012/Problem08_label45.c[5712202,5712215] [2021-11-23 15:04:43,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:49,192 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:49,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49 WrapperNode [2021-11-23 15:04:49,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:49,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:49,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:49,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:49,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:50,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:56,306 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:04:56,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:56,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:56,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:56,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:56,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:56,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:57,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:57,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:59,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:05:00,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:05:00,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:05:02,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:02,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:02,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:02,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:02,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:05:02,214 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:02,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:02,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:02,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:02,553 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:02,555 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:18,175 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:18,382 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 15:06:18,387 INFO L158 Benchmark]: Toolchain (without parser) took 138116.80ms. Allocated memory was 497.0MB in the beginning and 12.0GB in the end (delta: 11.5GB). Free memory was 194.4MB in the beginning and 8.2GB in the end (delta: -8.0GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:06:18,388 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:18,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 48922.22ms. Allocated memory was 497.0MB in the beginning and 6.5GB in the end (delta: 6.0GB). Free memory was 193.3MB in the beginning and 4.5GB in the end (delta: -4.3GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2021-11-23 15:06:18,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 7113.50ms. Allocated memory was 6.5GB in the beginning and 9.1GB in the end (delta: 2.6GB). Free memory was 4.5GB in the beginning and 6.5GB in the end (delta: -2.0GB). Peak memory consumption was 778.0MB. Max. memory is 16.1GB. [2021-11-23 15:06:18,392 INFO L158 Benchmark]: Boogie Preprocessor took 5864.74ms. Allocated memory is still 9.1GB. Free memory was 6.5GB in the beginning and 6.0GB in the end (delta: 445.6MB). Peak memory consumption was 851.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:18,393 INFO L158 Benchmark]: RCFGBuilder took 76211.92ms. Allocated memory was 9.1GB in the beginning and 12.0GB in the end (delta: 2.9GB). Free memory was 6.0GB in the beginning and 8.2GB in the end (delta: -2.2GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:06:18,397 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 92.3MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 48922.22ms. Allocated memory was 497.0MB in the beginning and 6.5GB in the end (delta: 6.0GB). Free memory was 193.3MB in the beginning and 4.5GB in the end (delta: -4.3GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7113.50ms. Allocated memory was 6.5GB in the beginning and 9.1GB in the end (delta: 2.6GB). Free memory was 4.5GB in the beginning and 6.5GB in the end (delta: -2.0GB). Peak memory consumption was 778.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5864.74ms. Allocated memory is still 9.1GB. Free memory was 6.5GB in the beginning and 6.0GB in the end (delta: 445.6MB). Peak memory consumption was 851.4MB. Max. memory is 16.1GB. * RCFGBuilder took 76211.92ms. Allocated memory was 9.1GB in the beginning and 12.0GB in the end (delta: 2.9GB). Free memory was 6.0GB in the beginning and 8.2GB in the end (delta: -2.2GB). 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 15:06:18,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/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_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/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_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/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_093dcfb9-e320-46ed-9a85-2a30576b967c/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 367ed3811f7d0d1dc26f84d0e20b621ca1b43bf1b6284a69740f800a420fb64b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:21,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:21,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:21,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:21,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:21,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:21,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:21,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:21,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:21,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:21,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:21,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:21,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:21,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:21,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:21,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:21,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:21,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:21,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:21,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:21,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:21,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:21,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:21,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:21,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:21,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:21,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:21,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:21,675 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:21,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:21,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:21,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:21,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:21,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:21,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:21,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:21,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:21,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:21,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:21,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:21,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:21,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:21,737 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:21,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:21,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:21,739 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:21,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:21,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:21,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:21,741 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:21,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:21,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:21,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:21,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:21,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:21,743 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:21,743 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:21,744 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:21,744 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:21,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:21,744 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:21,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:21,745 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:21,745 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:21,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:21,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:21,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:21,746 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:21,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:21,747 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:21,747 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:21,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:21,747 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:21,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:21,748 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_093dcfb9-e320-46ed-9a85-2a30576b967c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 367ed3811f7d0d1dc26f84d0e20b621ca1b43bf1b6284a69740f800a420fb64b [2021-11-23 15:06:22,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:22,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:22,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:22,209 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:22,210 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:22,212 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label45.c [2021-11-23 15:06:22,296 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/data/a9ef97718/ac04c82a53094259add698955c9c0bf7/FLAGae8b1802d [2021-11-23 15:06:27,238 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:27,239 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/sv-benchmarks/c/eca-rers2012/Problem08_label45.c [2021-11-23 15:06:27,547 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/data/a9ef97718/ac04c82a53094259add698955c9c0bf7/FLAGae8b1802d [2021-11-23 15:06:27,747 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/data/a9ef97718/ac04c82a53094259add698955c9c0bf7 [2021-11-23 15:06:27,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:27,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:27,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:27,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:27,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:27,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:27,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc65e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27, skipping insertion in model container [2021-11-23 15:06:27,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:27,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:29,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:07:00,134 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_093dcfb9-e320-46ed-9a85-2a30576b967c/sv-benchmarks/c/eca-rers2012/Problem08_label45.c[5712202,5712215] [2021-11-23 15:07:00,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:07:00,301 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:07:15,930 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_093dcfb9-e320-46ed-9a85-2a30576b967c/sv-benchmarks/c/eca-rers2012/Problem08_label45.c[5712202,5712215] [2021-11-23 15:07:15,941 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:07:21,252 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:07:21,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21 WrapperNode [2021-11-23 15:07:21,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:07:21,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:07:21,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:07:21,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:07:21,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21" (1/1) ... [2021-11-23 15:07:22,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21" (1/1) ... [2021-11-23 15:07:29,002 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:07:29,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:07:29,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:07:29,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:07:29,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:07:29,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21" (1/1) ... [2021-11-23 15:07:29,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21" (1/1) ... [2021-11-23 15:07:30,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21" (1/1) ... [2021-11-23 15:07:30,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21" (1/1) ... [2021-11-23 15:07:32,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21" (1/1) ... [2021-11-23 15:07:34,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21" (1/1) ... [2021-11-23 15:07:35,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21" (1/1) ... [2021-11-23 15:07:36,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:07:36,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:07:36,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:07:36,057 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:07:36,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:21" (1/1) ... [2021-11-23 15:07:36,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:07:36,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:07:36,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:07:36,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:07:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:07:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:07:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:07:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:07:36,447 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:07:36,448 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:09:33,287 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:09:33,827 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 15:09:33,843 INFO L158 Benchmark]: Toolchain (without parser) took 186089.85ms. Allocated memory was 998.2MB in the beginning and 11.6GB in the end (delta: 10.6GB). Free memory was 697.6MB in the beginning and 8.1GB in the end (delta: -7.4GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:09:33,844 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:09:33,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 53499.06ms. Allocated memory was 998.2MB in the beginning and 7.3GB in the end (delta: 6.3GB). Free memory was 697.6MB in the beginning and 5.3GB in the end (delta: -4.6GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2021-11-23 15:09:33,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 7747.65ms. Allocated memory is still 7.3GB. Free memory was 5.3GB in the beginning and 4.7GB in the end (delta: 647.5MB). Peak memory consumption was 822.6MB. Max. memory is 16.1GB. [2021-11-23 15:09:33,849 INFO L158 Benchmark]: Boogie Preprocessor took 7051.95ms. Allocated memory was 7.3GB in the beginning and 10.0GB in the end (delta: 2.7GB). Free memory was 4.7GB in the beginning and 6.9GB in the end (delta: -2.2GB). Peak memory consumption was 803.2MB. Max. memory is 16.1GB. [2021-11-23 15:09:33,850 INFO L158 Benchmark]: RCFGBuilder took 117783.61ms. Allocated memory was 10.0GB in the beginning and 11.6GB in the end (delta: 1.6GB). Free memory was 6.9GB in the beginning and 8.1GB in the end (delta: -1.2GB). Peak memory consumption was 961.5MB. Max. memory is 16.1GB. [2021-11-23 15:09:33,862 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 53499.06ms. Allocated memory was 998.2MB in the beginning and 7.3GB in the end (delta: 6.3GB). Free memory was 697.6MB in the beginning and 5.3GB in the end (delta: -4.6GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7747.65ms. Allocated memory is still 7.3GB. Free memory was 5.3GB in the beginning and 4.7GB in the end (delta: 647.5MB). Peak memory consumption was 822.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 7051.95ms. Allocated memory was 7.3GB in the beginning and 10.0GB in the end (delta: 2.7GB). Free memory was 4.7GB in the beginning and 6.9GB in the end (delta: -2.2GB). Peak memory consumption was 803.2MB. Max. memory is 16.1GB. * RCFGBuilder took 117783.61ms. Allocated memory was 10.0GB in the beginning and 11.6GB in the end (delta: 1.6GB). Free memory was 6.9GB in the beginning and 8.1GB in the end (delta: -1.2GB). Peak memory consumption was 961.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:09:33,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_093dcfb9-e320-46ed-9a85-2a30576b967c/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