./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/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 81b1f0d7bc9c0822a8207cacf976d5f28113ec35347c6e8d0beebb39e2d17414 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:33,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:33,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:33,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:33,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:33,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:33,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:33,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:33,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:33,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:33,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:33,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:33,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:33,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:33,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:33,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:33,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:33,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:33,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:33,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:33,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:33,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:33,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:33,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:33,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:33,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:33,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:33,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:33,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:33,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:33,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:33,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:33,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:33,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:33,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:33,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:33,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:33,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:33,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:33,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:33,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:33,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:33,348 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:33,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:33,349 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:33,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:33,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:33,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:33,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:33,351 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:33,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:33,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:33,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:33,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:33,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:33,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:33,353 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:33,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:33,353 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:33,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:33,354 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:33,354 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:33,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:33,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:33,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:33,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:33,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:33,355 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:33,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:33,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:33,356 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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81b1f0d7bc9c0822a8207cacf976d5f28113ec35347c6e8d0beebb39e2d17414 [2021-11-23 15:57:33,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:33,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:33,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:33,628 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:33,629 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:33,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c [2021-11-23 15:57:33,699 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/data/8ec82f9b6/a17263289daa40b5bfa08e2bae3aafdf/FLAG053956a95 [2021-11-23 15:57:34,739 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:34,740 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c [2021-11-23 15:57:34,807 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/data/8ec82f9b6/a17263289daa40b5bfa08e2bae3aafdf/FLAG053956a95 [2021-11-23 15:57:35,163 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/data/8ec82f9b6/a17263289daa40b5bfa08e2bae3aafdf [2021-11-23 15:57:35,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:35,169 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:35,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:35,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:35,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:35,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:35" (1/1) ... [2021-11-23 15:57:35,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eceddca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:35, skipping insertion in model container [2021-11-23 15:57:35,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:35" (1/1) ... [2021-11-23 15:57:35,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:35,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:37,767 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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[382357,382370] [2021-11-23 15:57:37,800 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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:57:37,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:37,991 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:39,229 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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[382357,382370] [2021-11-23 15:57:39,233 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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:57:39,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:39,320 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:39,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39 WrapperNode [2021-11-23 15:57:39,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:39,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:39,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:39,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:39,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:39,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:39,868 INFO L137 Inliner]: procedures = 50, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12677 [2021-11-23 15:57:39,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:39,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:39,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:39,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:39,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:39,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:39,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:39,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:40,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:40,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:40,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:40,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:40,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:40,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:40,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:40,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:39" (1/1) ... [2021-11-23 15:57:40,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:40,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:40,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:40,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:40,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:40,908 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:57:40,908 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:57:40,908 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:57:40,919 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:57:40,919 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:57:40,920 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:57:40,920 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:57:40,920 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:57:40,920 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:57:40,920 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:57:40,920 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:57:40,921 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:57:40,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:40,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:41,081 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:41,083 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:48,628 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:48,733 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 15:57:48,743 INFO L158 Benchmark]: Toolchain (without parser) took 13570.98ms. Allocated memory was 107.0MB in the beginning and 929.0MB in the end (delta: 822.1MB). Free memory was 61.0MB in the beginning and 552.5MB in the end (delta: -491.5MB). Peak memory consumption was 410.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:48,743 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:48,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4146.88ms. Allocated memory was 107.0MB in the beginning and 237.0MB in the end (delta: 130.0MB). Free memory was 60.6MB in the beginning and 121.1MB in the end (delta: -60.5MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:48,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 547.24ms. Allocated memory is still 237.0MB. Free memory was 121.1MB in the beginning and 97.3MB in the end (delta: 23.8MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:48,748 INFO L158 Benchmark]: Boogie Preprocessor took 828.97ms. Allocated memory was 237.0MB in the beginning and 474.0MB in the end (delta: 237.0MB). Free memory was 97.3MB in the beginning and 311.7MB in the end (delta: -214.4MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2021-11-23 15:57:48,749 INFO L158 Benchmark]: RCFGBuilder took 8040.36ms. Allocated memory was 474.0MB in the beginning and 929.0MB in the end (delta: 455.1MB). Free memory was 311.7MB in the beginning and 552.5MB in the end (delta: -240.7MB). Peak memory consumption was 293.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:48,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4146.88ms. Allocated memory was 107.0MB in the beginning and 237.0MB in the end (delta: 130.0MB). Free memory was 60.6MB in the beginning and 121.1MB in the end (delta: -60.5MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 547.24ms. Allocated memory is still 237.0MB. Free memory was 121.1MB in the beginning and 97.3MB in the end (delta: 23.8MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 828.97ms. Allocated memory was 237.0MB in the beginning and 474.0MB in the end (delta: 237.0MB). Free memory was 97.3MB in the beginning and 311.7MB in the end (delta: -214.4MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * RCFGBuilder took 8040.36ms. Allocated memory was 474.0MB in the beginning and 929.0MB in the end (delta: 455.1MB). Free memory was 311.7MB in the beginning and 552.5MB in the end (delta: -240.7MB). Peak memory consumption was 293.6MB. 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 15:57:48,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/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 81b1f0d7bc9c0822a8207cacf976d5f28113ec35347c6e8d0beebb39e2d17414 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:51,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:51,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:51,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:51,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:51,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:51,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:51,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:51,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:51,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:51,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:51,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:51,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:51,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:51,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:51,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:51,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:51,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:51,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:51,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:51,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:51,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:51,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:51,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:51,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:51,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:51,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:51,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:51,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:51,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:51,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:51,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:51,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:51,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:51,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:51,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:51,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:51,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:51,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:51,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:51,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:51,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:51,478 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:51,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:51,480 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:51,480 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:51,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:51,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:51,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:51,482 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:51,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:51,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:51,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:51,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:51,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:51,485 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:51,486 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:51,486 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:51,487 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:51,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:51,487 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:51,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:51,489 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:51,494 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:51,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:51,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:51,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:51,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:51,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:51,498 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:51,498 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:51,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:51,499 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:51,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:51,500 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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81b1f0d7bc9c0822a8207cacf976d5f28113ec35347c6e8d0beebb39e2d17414 [2021-11-23 15:57:51,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:51,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:51,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:51,884 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:51,885 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:51,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c [2021-11-23 15:57:51,961 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/data/1c7aeb89b/7ae229026542407988b9ad266ef86ff1/FLAG87988f2fc [2021-11-23 15:57:53,115 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:53,116 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c [2021-11-23 15:57:53,178 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/data/1c7aeb89b/7ae229026542407988b9ad266ef86ff1/FLAG87988f2fc [2021-11-23 15:57:53,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/data/1c7aeb89b/7ae229026542407988b9ad266ef86ff1 [2021-11-23 15:57:53,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:53,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:53,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:53,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:53,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:53,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:53" (1/1) ... [2021-11-23 15:57:53,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4abc4d88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:53, skipping insertion in model container [2021-11-23 15:57:53,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:53" (1/1) ... [2021-11-23 15:57:53,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:53,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:56,009 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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[382357,382370] [2021-11-23 15:57:56,037 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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:57:56,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:56,277 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:57,490 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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[382357,382370] [2021-11-23 15:57:57,494 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_88bdd0ee-5df5-466f-b95a-45e51d8ad671/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:57:57,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:57,644 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:57,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57 WrapperNode [2021-11-23 15:57:57,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:57,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:57,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:57,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:57,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:57,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:58,241 INFO L137 Inliner]: procedures = 51, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12653 [2021-11-23 15:57:58,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:58,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:58,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:58,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:58,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:58,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:58,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:58,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:58,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:58,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:58,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:58,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:58,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:58,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:58,764 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:58,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:57" (1/1) ... [2021-11-23 15:57:58,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:58,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:58,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:58,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:57:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:57:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:57:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:57:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:57:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:57:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:57:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:57:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:57:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:57:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:57:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:57:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:59,135 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:59,137 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:09,520 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:09,596 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 15:58:09,600 INFO L158 Benchmark]: Toolchain (without parser) took 16273.09ms. Allocated memory was 75.5MB in the beginning and 794.8MB in the end (delta: 719.3MB). Free memory was 38.8MB in the beginning and 584.4MB in the end (delta: -545.6MB). Peak memory consumption was 597.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:09,601 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 75.5MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:09,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4316.52ms. Allocated memory was 75.5MB in the beginning and 262.1MB in the end (delta: 186.6MB). Free memory was 38.6MB in the beginning and 170.4MB in the end (delta: -131.8MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:09,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 595.46ms. Allocated memory is still 262.1MB. Free memory was 169.3MB in the beginning and 130.3MB in the end (delta: 39.0MB). Peak memory consumption was 89.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:09,603 INFO L158 Benchmark]: Boogie Preprocessor took 520.77ms. Allocated memory is still 262.1MB. Free memory was 130.3MB in the beginning and 105.9MB in the end (delta: 24.5MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:09,604 INFO L158 Benchmark]: RCFGBuilder took 10834.94ms. Allocated memory was 262.1MB in the beginning and 794.8MB in the end (delta: 532.7MB). Free memory was 105.9MB in the beginning and 584.4MB in the end (delta: -478.5MB). Peak memory consumption was 479.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:09,607 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 75.5MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4316.52ms. Allocated memory was 75.5MB in the beginning and 262.1MB in the end (delta: 186.6MB). Free memory was 38.6MB in the beginning and 170.4MB in the end (delta: -131.8MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 595.46ms. Allocated memory is still 262.1MB. Free memory was 169.3MB in the beginning and 130.3MB in the end (delta: 39.0MB). Peak memory consumption was 89.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 520.77ms. Allocated memory is still 262.1MB. Free memory was 130.3MB in the beginning and 105.9MB in the end (delta: 24.5MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. * RCFGBuilder took 10834.94ms. Allocated memory was 262.1MB in the beginning and 794.8MB in the end (delta: 532.7MB). Free memory was 105.9MB in the beginning and 584.4MB in the end (delta: -478.5MB). Peak memory consumption was 479.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:09,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bdd0ee-5df5-466f-b95a-45e51d8ad671/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