./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label30.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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/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 e9187c2a2102d3e400be280528e6f5828841c3bd8908371ec9602651e1a68303 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:43,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:43,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:43,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:43,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:43,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:43,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:43,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:43,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:43,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:43,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:43,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:43,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:43,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:43,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:43,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:43,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:43,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:43,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:43,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:43,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:43,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:43,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:43,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:43,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:43,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:43,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:43,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:43,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:43,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:43,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:43,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:43,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:43,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:43,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:43,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:43,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:43,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:43,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:43,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:43,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:43,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:43,950 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:43,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:43,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:43,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:43,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:43,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:43,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:43,954 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:43,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:43,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:43,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:43,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:43,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:43,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:43,956 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:43,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:43,956 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:43,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:43,957 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:43,957 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:43,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:43,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:43,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:43,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:43,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:43,958 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:43,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:43,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:43,959 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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9187c2a2102d3e400be280528e6f5828841c3bd8908371ec9602651e1a68303 [2021-11-23 15:56:44,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:44,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:44,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:44,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:44,248 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:44,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2021-11-23 15:56:44,331 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/data/b46c98fa9/41c75de0e07546169ab794d0e96c4718/FLAG6d0dfb26d [2021-11-23 15:56:45,150 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:45,154 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2021-11-23 15:56:45,198 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/data/b46c98fa9/41c75de0e07546169ab794d0e96c4718/FLAG6d0dfb26d [2021-11-23 15:56:45,632 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/data/b46c98fa9/41c75de0e07546169ab794d0e96c4718 [2021-11-23 15:56:45,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:45,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:45,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:45,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:45,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:45,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:45" (1/1) ... [2021-11-23 15:56:45,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bf81689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:45, skipping insertion in model container [2021-11-23 15:56:45,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:45" (1/1) ... [2021-11-23 15:56:45,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:45,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:46,156 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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/sv-benchmarks/c/eca-rers2012/Problem13_label30.c[2990,3003] [2021-11-23 15:56:47,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:47,647 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:47,680 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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/sv-benchmarks/c/eca-rers2012/Problem13_label30.c[2990,3003] [2021-11-23 15:56:48,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:48,511 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:48,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48 WrapperNode [2021-11-23 15:56:48,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:48,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:48,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:48,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:48,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:48,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:49,269 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:56:49,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:49,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:49,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:49,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:49,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:49,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:49,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:49,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:49,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:50,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:50,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:50,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:50,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:50,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:50,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:50,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:48" (1/1) ... [2021-11-23 15:56:50,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:50,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:50,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:50,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:50,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:50,412 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:50,414 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:55,903 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:55,951 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:55,956 INFO L158 Benchmark]: Toolchain (without parser) took 10319.03ms. Allocated memory was 115.3MB in the beginning and 872.4MB in the end (delta: 757.1MB). Free memory was 60.1MB in the beginning and 576.3MB in the end (delta: -516.2MB). Peak memory consumption was 285.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:55,960 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:55,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2875.07ms. Allocated memory was 115.3MB in the beginning and 159.4MB in the end (delta: 44.0MB). Free memory was 60.0MB in the beginning and 85.2MB in the end (delta: -25.2MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:55,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 756.07ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 85.2MB in the beginning and 86.0MB in the end (delta: -757.7kB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:55,965 INFO L158 Benchmark]: Boogie Preprocessor took 993.04ms. Allocated memory was 218.1MB in the beginning and 436.2MB in the end (delta: 218.1MB). Free memory was 86.0MB in the beginning and 271.9MB in the end (delta: -185.9MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:55,966 INFO L158 Benchmark]: RCFGBuilder took 5690.00ms. Allocated memory was 436.2MB in the beginning and 872.4MB in the end (delta: 436.2MB). Free memory was 271.9MB in the beginning and 576.3MB in the end (delta: -304.4MB). Peak memory consumption was 179.0MB. Max. memory is 16.1GB. [2021-11-23 15:56:55,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2875.07ms. Allocated memory was 115.3MB in the beginning and 159.4MB in the end (delta: 44.0MB). Free memory was 60.0MB in the beginning and 85.2MB in the end (delta: -25.2MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 756.07ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 85.2MB in the beginning and 86.0MB in the end (delta: -757.7kB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 993.04ms. Allocated memory was 218.1MB in the beginning and 436.2MB in the end (delta: 218.1MB). Free memory was 86.0MB in the beginning and 271.9MB in the end (delta: -185.9MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * RCFGBuilder took 5690.00ms. Allocated memory was 436.2MB in the beginning and 872.4MB in the end (delta: 436.2MB). Free memory was 271.9MB in the beginning and 576.3MB in the end (delta: -304.4MB). Peak memory consumption was 179.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:56,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/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 e9187c2a2102d3e400be280528e6f5828841c3bd8908371ec9602651e1a68303 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:58,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:58,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:58,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:58,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:58,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:58,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:58,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:58,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:58,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:58,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:58,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:58,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:58,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:58,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:58,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:58,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:58,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:58,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:58,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:58,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:58,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:58,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:58,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:58,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:58,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:58,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:58,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:58,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:58,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:58,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:58,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:58,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:58,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:58,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:58,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:58,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:58,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:58,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:58,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:58,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:58,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:58,530 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:58,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:58,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:58,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:58,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:58,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:58,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:58,535 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:58,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:58,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:58,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:58,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:58,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:58,537 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:58,537 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:58,537 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:58,538 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:58,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:58,538 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:58,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:58,539 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:58,539 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:58,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:58,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:58,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:58,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:58,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:58,540 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:58,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:58,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:58,541 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:58,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:58,542 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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9187c2a2102d3e400be280528e6f5828841c3bd8908371ec9602651e1a68303 [2021-11-23 15:56:58,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:58,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:58,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:58,946 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:58,948 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:58,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2021-11-23 15:56:59,030 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/data/bca32e4c7/e647fd93b6f34457aa9284f1c4bf8be7/FLAG9d75e9fcc [2021-11-23 15:56:59,892 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:59,893 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/sv-benchmarks/c/eca-rers2012/Problem13_label30.c [2021-11-23 15:56:59,926 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/data/bca32e4c7/e647fd93b6f34457aa9284f1c4bf8be7/FLAG9d75e9fcc [2021-11-23 15:57:00,376 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/data/bca32e4c7/e647fd93b6f34457aa9284f1c4bf8be7 [2021-11-23 15:57:00,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:00,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:00,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:00,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:00,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:00,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:00,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e57817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00, skipping insertion in model container [2021-11-23 15:57:00,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:00,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:00,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:00,905 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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/sv-benchmarks/c/eca-rers2012/Problem13_label30.c[2990,3003] [2021-11-23 15:57:02,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:02,252 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:02,288 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_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/sv-benchmarks/c/eca-rers2012/Problem13_label30.c[2990,3003] [2021-11-23 15:57:03,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:03,083 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:03,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03 WrapperNode [2021-11-23 15:57:03,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:03,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:03,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:03,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:03,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2021-11-23 15:57:03,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2021-11-23 15:57:03,443 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:57:03,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:03,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:03,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:03,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:03,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2021-11-23 15:57:03,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2021-11-23 15:57:03,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2021-11-23 15:57:03,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2021-11-23 15:57:03,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2021-11-23 15:57:03,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2021-11-23 15:57:03,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2021-11-23 15:57:03,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:03,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:03,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:03,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:03,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2021-11-23 15:57:03,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:03,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:03,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:03,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:03,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:03,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:03,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:03,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:03,896 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:03,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:48,874 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:48,956 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 15:57:48,965 INFO L158 Benchmark]: Toolchain (without parser) took 48582.49ms. Allocated memory was 69.2MB in the beginning and 356.5MB in the end (delta: 287.3MB). Free memory was 48.4MB in the beginning and 135.4MB in the end (delta: -87.0MB). Peak memory consumption was 204.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:48,965 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 69.2MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:48,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2704.53ms. Allocated memory was 69.2MB in the beginning and 117.4MB in the end (delta: 48.2MB). Free memory was 48.2MB in the beginning and 36.0MB in the end (delta: 12.2MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:48,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 357.74ms. Allocated memory was 117.4MB in the beginning and 178.3MB in the end (delta: 60.8MB). Free memory was 36.0MB in the beginning and 98.6MB in the end (delta: -62.6MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:48,970 INFO L158 Benchmark]: Boogie Preprocessor took 235.41ms. Allocated memory is still 178.3MB. Free memory was 98.6MB in the beginning and 67.3MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:48,971 INFO L158 Benchmark]: RCFGBuilder took 45280.31ms. Allocated memory was 178.3MB in the beginning and 356.5MB in the end (delta: 178.3MB). Free memory was 67.3MB in the beginning and 135.4MB in the end (delta: -68.1MB). Peak memory consumption was 115.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:48,983 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 69.2MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2704.53ms. Allocated memory was 69.2MB in the beginning and 117.4MB in the end (delta: 48.2MB). Free memory was 48.2MB in the beginning and 36.0MB in the end (delta: 12.2MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 357.74ms. Allocated memory was 117.4MB in the beginning and 178.3MB in the end (delta: 60.8MB). Free memory was 36.0MB in the beginning and 98.6MB in the end (delta: -62.6MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 235.41ms. Allocated memory is still 178.3MB. Free memory was 98.6MB in the beginning and 67.3MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * RCFGBuilder took 45280.31ms. Allocated memory was 178.3MB in the beginning and 356.5MB in the end (delta: 178.3MB). Free memory was 67.3MB in the beginning and 135.4MB in the end (delta: -68.1MB). Peak memory consumption was 115.1MB. 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 15:57:49,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bee016f4-4bf2-4cdd-83c0-2c7087b1f68a/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