./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem09_label59.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_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/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_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/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_f952227d-4a79-4b9f-8c2c-c7873fda1633/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 6acaa7a24451bf30e5f5df1244e251d2c193c079cf3c2af5078dc48470fcab1a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:52,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:52,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:52,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:52,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:52,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:52,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:52,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:52,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:52,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:52,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:52,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:52,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:52,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:52,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:52,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:52,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:52,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:52,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:52,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:52,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:52,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:52,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:52,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:52,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:52,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:52,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:52,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:52,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:52,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:52,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:52,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:52,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:52,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:52,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:52,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:52,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:52,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:52,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:52,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:52,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:52,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:40:52,298 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:52,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:52,300 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:52,300 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:52,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:52,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:52,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:52,302 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:52,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:52,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:52,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:52,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:52,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:52,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:52,310 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:52,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:52,311 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:52,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:52,311 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:52,311 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:52,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:52,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:52,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:52,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:52,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:52,313 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:52,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:52,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:52,313 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_f952227d-4a79-4b9f-8c2c-c7873fda1633/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6acaa7a24451bf30e5f5df1244e251d2c193c079cf3c2af5078dc48470fcab1a [2021-11-23 15:40:52,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:52,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:52,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:52,643 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:52,644 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:52,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem09_label59.c [2021-11-23 15:40:52,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/data/a517e4f29/7663551d22ae437eb13963fdbf049440/FLAG856524021 [2021-11-23 15:40:56,746 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:56,747 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/sv-benchmarks/c/eca-rers2012/Problem09_label59.c [2021-11-23 15:40:57,060 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/data/a517e4f29/7663551d22ae437eb13963fdbf049440/FLAG856524021 [2021-11-23 15:40:57,077 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/data/a517e4f29/7663551d22ae437eb13963fdbf049440 [2021-11-23 15:40:57,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:57,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:57,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:57,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:57,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:57,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:57" (1/1) ... [2021-11-23 15:40:57,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9b8b72f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:57, skipping insertion in model container [2021-11-23 15:40:57,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:57" (1/1) ... [2021-11-23 15:40:57,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:59,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:26,492 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_f952227d-4a79-4b9f-8c2c-c7873fda1633/sv-benchmarks/c/eca-rers2012/Problem09_label59.c[6304191,6304204] [2021-11-23 15:41:26,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:26,634 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:41,936 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_f952227d-4a79-4b9f-8c2c-c7873fda1633/sv-benchmarks/c/eca-rers2012/Problem09_label59.c[6304191,6304204] [2021-11-23 15:41:41,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:47,137 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:47,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47 WrapperNode [2021-11-23 15:41:47,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:47,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:47,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:47,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:47,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:49,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:55,017 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197818 [2021-11-23 15:41:55,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:55,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:55,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:55,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:55,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:55,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:55,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:55,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:58,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:58,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:59,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:42:00,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:00,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:00,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:00,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:00,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:42:00,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:00,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:00,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:00,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:00,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:00,493 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:00,495 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:12,375 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:12,550 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 15:43:12,555 INFO L158 Benchmark]: Toolchain (without parser) took 135472.79ms. Allocated memory was 629.1MB in the beginning and 12.2GB in the end (delta: 11.6GB). Free memory was 292.9MB in the beginning and 8.1GB in the end (delta: -7.8GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 15:43:12,555 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:12,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 50056.14ms. Allocated memory was 629.1MB in the beginning and 7.5GB in the end (delta: 6.8GB). Free memory was 292.9MB in the beginning and 5.3GB in the end (delta: -5.0GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2021-11-23 15:43:12,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 7878.92ms. Allocated memory was 7.5GB in the beginning and 10.1GB in the end (delta: 2.7GB). Free memory was 5.3GB in the beginning and 7.2GB in the end (delta: -2.0GB). Peak memory consumption was 900.7MB. Max. memory is 16.1GB. [2021-11-23 15:43:12,561 INFO L158 Benchmark]: Boogie Preprocessor took 5220.46ms. Allocated memory is still 10.1GB. Free memory was 7.2GB in the beginning and 6.6GB in the end (delta: 641.7MB). Peak memory consumption was 676.3MB. Max. memory is 16.1GB. [2021-11-23 15:43:12,562 INFO L158 Benchmark]: RCFGBuilder took 72312.62ms. Allocated memory was 10.1GB in the beginning and 12.2GB in the end (delta: 2.1GB). Free memory was 6.6GB in the beginning and 8.1GB in the end (delta: -1.5GB). Peak memory consumption was 894.4MB. Max. memory is 16.1GB. [2021-11-23 15:43:12,571 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 50056.14ms. Allocated memory was 629.1MB in the beginning and 7.5GB in the end (delta: 6.8GB). Free memory was 292.9MB in the beginning and 5.3GB in the end (delta: -5.0GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7878.92ms. Allocated memory was 7.5GB in the beginning and 10.1GB in the end (delta: 2.7GB). Free memory was 5.3GB in the beginning and 7.2GB in the end (delta: -2.0GB). Peak memory consumption was 900.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5220.46ms. Allocated memory is still 10.1GB. Free memory was 7.2GB in the beginning and 6.6GB in the end (delta: 641.7MB). Peak memory consumption was 676.3MB. Max. memory is 16.1GB. * RCFGBuilder took 72312.62ms. Allocated memory was 10.1GB in the beginning and 12.2GB in the end (delta: 2.1GB). Free memory was 6.6GB in the beginning and 8.1GB in the end (delta: -1.5GB). Peak memory consumption was 894.4MB. 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 15:43:12,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/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_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/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_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/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_f952227d-4a79-4b9f-8c2c-c7873fda1633/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 6acaa7a24451bf30e5f5df1244e251d2c193c079cf3c2af5078dc48470fcab1a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:15,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:15,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:15,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:15,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:15,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:15,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:15,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:15,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:15,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:15,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:15,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:15,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:15,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:15,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:15,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:15,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:15,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:15,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:15,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:15,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:15,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:15,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:15,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:15,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:15,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:15,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:15,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:15,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:15,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:15,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:15,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:15,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:15,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:15,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:15,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:15,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:15,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:15,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:15,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:15,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:15,435 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:43:15,481 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:15,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:15,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:15,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:15,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:15,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:15,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:15,485 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:15,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:15,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:15,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:15,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:15,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:15,488 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:43:15,488 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:43:15,488 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:43:15,488 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:15,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:15,489 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:15,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:15,489 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:15,489 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:15,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:15,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:15,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:15,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:15,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:15,491 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:43:15,491 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:43:15,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:15,491 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:43:15,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:43:15,492 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_f952227d-4a79-4b9f-8c2c-c7873fda1633/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6acaa7a24451bf30e5f5df1244e251d2c193c079cf3c2af5078dc48470fcab1a [2021-11-23 15:43:15,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:15,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:15,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:15,927 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:15,927 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:15,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem09_label59.c [2021-11-23 15:43:16,012 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/data/f2740f91d/9b66f4c6325b4bc2a58ea0d7896cbdf7/FLAGc25b592ac [2021-11-23 15:43:20,392 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:43:20,392 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/sv-benchmarks/c/eca-rers2012/Problem09_label59.c [2021-11-23 15:43:20,707 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/data/f2740f91d/9b66f4c6325b4bc2a58ea0d7896cbdf7/FLAGc25b592ac [2021-11-23 15:43:20,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/data/f2740f91d/9b66f4c6325b4bc2a58ea0d7896cbdf7 [2021-11-23 15:43:20,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:43:20,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:43:20,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:20,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:43:21,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:43:21,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:20" (1/1) ... [2021-11-23 15:43:21,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e28564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:21, skipping insertion in model container [2021-11-23 15:43:21,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:20" (1/1) ... [2021-11-23 15:43:21,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:43:22,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:51,839 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_f952227d-4a79-4b9f-8c2c-c7873fda1633/sv-benchmarks/c/eca-rers2012/Problem09_label59.c[6304191,6304204] [2021-11-23 15:43:51,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:51,986 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:07,284 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_f952227d-4a79-4b9f-8c2c-c7873fda1633/sv-benchmarks/c/eca-rers2012/Problem09_label59.c[6304191,6304204] [2021-11-23 15:44:07,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:12,235 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:12,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12 WrapperNode [2021-11-23 15:44:12,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:12,237 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:12,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:12,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:12,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12" (1/1) ... [2021-11-23 15:44:14,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12" (1/1) ... [2021-11-23 15:44:19,758 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197742 [2021-11-23 15:44:19,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:19,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:19,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:19,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:19,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12" (1/1) ... [2021-11-23 15:44:19,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12" (1/1) ... [2021-11-23 15:44:20,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12" (1/1) ... [2021-11-23 15:44:20,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12" (1/1) ... [2021-11-23 15:44:23,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12" (1/1) ... [2021-11-23 15:44:23,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12" (1/1) ... [2021-11-23 15:44:23,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12" (1/1) ... [2021-11-23 15:44:24,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:24,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:24,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:24,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:24,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:12" (1/1) ... [2021-11-23 15:44:24,465 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:24,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:24,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:24,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:24,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:24,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:44:24,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:24,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:24,852 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:24,859 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:10,523 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:11,054 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 15:46:11,064 INFO L158 Benchmark]: Toolchain (without parser) took 170068.29ms. Allocated memory was 1.2GB in the beginning and 12.6GB in the end (delta: 11.4GB). Free memory was 861.1MB in the beginning and 8.8GB in the end (delta: -7.9GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 15:46:11,065 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory is still 42.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:11,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 51241.84ms. Allocated memory was 1.2GB in the beginning and 6.7GB in the end (delta: 5.5GB). Free memory was 861.1MB in the beginning and 4.5GB in the end (delta: -3.7GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:46:11,068 INFO L158 Benchmark]: Boogie Procedure Inliner took 7521.93ms. Allocated memory was 6.7GB in the beginning and 9.8GB in the end (delta: 3.1GB). Free memory was 4.5GB in the beginning and 6.9GB in the end (delta: -2.4GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:46:11,069 INFO L158 Benchmark]: Boogie Preprocessor took 4695.62ms. Allocated memory is still 9.8GB. Free memory was 6.9GB in the beginning and 6.3GB in the end (delta: 644.9MB). Peak memory consumption was 670.0MB. Max. memory is 16.1GB. [2021-11-23 15:46:11,070 INFO L158 Benchmark]: RCFGBuilder took 106604.41ms. Allocated memory was 9.8GB in the beginning and 12.6GB in the end (delta: 2.8GB). Free memory was 6.3GB in the beginning and 8.8GB in the end (delta: -2.5GB). Peak memory consumption was 944.8MB. Max. memory is 16.1GB. [2021-11-23 15:46:11,079 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory is still 42.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 51241.84ms. Allocated memory was 1.2GB in the beginning and 6.7GB in the end (delta: 5.5GB). Free memory was 861.1MB in the beginning and 4.5GB in the end (delta: -3.7GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7521.93ms. Allocated memory was 6.7GB in the beginning and 9.8GB in the end (delta: 3.1GB). Free memory was 4.5GB in the beginning and 6.9GB in the end (delta: -2.4GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Boogie Preprocessor took 4695.62ms. Allocated memory is still 9.8GB. Free memory was 6.9GB in the beginning and 6.3GB in the end (delta: 644.9MB). Peak memory consumption was 670.0MB. Max. memory is 16.1GB. * RCFGBuilder took 106604.41ms. Allocated memory was 9.8GB in the beginning and 12.6GB in the end (delta: 2.8GB). Free memory was 6.3GB in the beginning and 8.8GB in the end (delta: -2.5GB). Peak memory consumption was 944.8MB. 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 15:46:11,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f952227d-4a79-4b9f-8c2c-c7873fda1633/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