./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+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_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/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_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/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_86e8b346-bf2d-4453-957b-e26bbdad20d2/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 713a95fba13367522eddac239136ad149ef56d491623153a32513b25fa3198dd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:42,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:42,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:42,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:42,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:42,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:42,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:42,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:42,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:42,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:42,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:42,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:42,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:42,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:42,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:42,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:42,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:42,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:42,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:42,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:42,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:42,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:42,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:42,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:42,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:42,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:42,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:42,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:42,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:42,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:42,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:42,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:42,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:42,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:42,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:42,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:42,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:42,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:42,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:42,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:42,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:42,387 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:30:42,424 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:42,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:42,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:42,426 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:42,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:42,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:42,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:42,435 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:42,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:30:42,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:42,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:42,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:42,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:42,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:42,438 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:42,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:42,438 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:42,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:42,439 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:42,439 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:42,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:42,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:42,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:42,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:42,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:42,441 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:30:42,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:30:42,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:42,442 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_86e8b346-bf2d-4453-957b-e26bbdad20d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 713a95fba13367522eddac239136ad149ef56d491623153a32513b25fa3198dd [2021-11-23 15:30:42,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:42,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:42,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:42,830 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:42,831 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:42,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c [2021-11-23 15:30:42,904 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/data/32662eb54/d51def2637574ed4bcc4f152c6d00ceb/FLAG8883c372d [2021-11-23 15:30:44,028 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:44,031 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c [2021-11-23 15:30:44,108 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/data/32662eb54/d51def2637574ed4bcc4f152c6d00ceb/FLAG8883c372d [2021-11-23 15:30:44,319 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/data/32662eb54/d51def2637574ed4bcc4f152c6d00ceb [2021-11-23 15:30:44,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:44,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:44,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:44,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:44,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:44,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c294de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:44, skipping insertion in model container [2021-11-23 15:30:44,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:44" (1/1) ... [2021-11-23 15:30:44,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:44,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:47,040 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_86e8b346-bf2d-4453-957b-e26bbdad20d2/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c[380593,380606] [2021-11-23 15:30:47,071 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_86e8b346-bf2d-4453-957b-e26bbdad20d2/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:30:47,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:47,283 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:48,539 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_86e8b346-bf2d-4453-957b-e26bbdad20d2/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c[380593,380606] [2021-11-23 15:30:48,545 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_86e8b346-bf2d-4453-957b-e26bbdad20d2/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:30:48,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:48,663 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:48,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48 WrapperNode [2021-11-23 15:30:48,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:48,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:48,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:48,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:48,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48" (1/1) ... [2021-11-23 15:30:48,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48" (1/1) ... [2021-11-23 15:30:49,290 INFO L137 Inliner]: procedures = 50, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12677 [2021-11-23 15:30:49,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:49,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:49,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:49,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:49,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48" (1/1) ... [2021-11-23 15:30:49,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48" (1/1) ... [2021-11-23 15:30:49,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48" (1/1) ... [2021-11-23 15:30:49,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48" (1/1) ... [2021-11-23 15:30:49,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48" (1/1) ... [2021-11-23 15:30:49,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48" (1/1) ... [2021-11-23 15:30:49,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48" (1/1) ... [2021-11-23 15:30:49,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:49,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:49,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:49,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:49,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:48" (1/1) ... [2021-11-23 15:30:49,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:49,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:49,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:49,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:49,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:30:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:30:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:30:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:30:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:30:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:30:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:30:49,974 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:30:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:30:49,974 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:30:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:30:49,974 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:30:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:30:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:49,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:50,153 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:50,155 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:57,944 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:58,064 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 15:30:58,078 INFO L158 Benchmark]: Toolchain (without parser) took 13751.55ms. Allocated memory was 100.7MB in the beginning and 809.5MB in the end (delta: 708.8MB). Free memory was 55.9MB in the beginning and 370.8MB in the end (delta: -315.0MB). Peak memory consumption was 395.7MB. Max. memory is 16.1GB. [2021-11-23 15:30:58,079 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:58,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4340.47ms. Allocated memory was 100.7MB in the beginning and 218.1MB in the end (delta: 117.4MB). Free memory was 55.8MB in the beginning and 94.2MB in the end (delta: -38.4MB). Peak memory consumption was 105.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:58,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 623.71ms. Allocated memory was 218.1MB in the beginning and 404.8MB in the end (delta: 186.6MB). Free memory was 94.2MB in the beginning and 263.5MB in the end (delta: -169.4MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:58,085 INFO L158 Benchmark]: Boogie Preprocessor took 576.15ms. Allocated memory is still 404.8MB. Free memory was 263.5MB in the beginning and 238.3MB in the end (delta: 25.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:58,086 INFO L158 Benchmark]: RCFGBuilder took 8205.49ms. Allocated memory was 404.8MB in the beginning and 809.5MB in the end (delta: 404.8MB). Free memory was 238.3MB in the beginning and 370.8MB in the end (delta: -132.5MB). Peak memory consumption was 274.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:58,099 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4340.47ms. Allocated memory was 100.7MB in the beginning and 218.1MB in the end (delta: 117.4MB). Free memory was 55.8MB in the beginning and 94.2MB in the end (delta: -38.4MB). Peak memory consumption was 105.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 623.71ms. Allocated memory was 218.1MB in the beginning and 404.8MB in the end (delta: 186.6MB). Free memory was 94.2MB in the beginning and 263.5MB in the end (delta: -169.4MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 576.15ms. Allocated memory is still 404.8MB. Free memory was 263.5MB in the beginning and 238.3MB in the end (delta: 25.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8205.49ms. Allocated memory was 404.8MB in the beginning and 809.5MB in the end (delta: 404.8MB). Free memory was 238.3MB in the beginning and 370.8MB in the end (delta: -132.5MB). Peak memory consumption was 274.2MB. 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 15:30:58,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/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_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/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_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/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_86e8b346-bf2d-4453-957b-e26bbdad20d2/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 713a95fba13367522eddac239136ad149ef56d491623153a32513b25fa3198dd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:00,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:00,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:00,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:00,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:00,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:00,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:00,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:00,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:00,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:00,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:00,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:00,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:00,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:01,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:01,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:01,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:01,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:01,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:01,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:01,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:01,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:01,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:01,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:01,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:01,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:01,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:01,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:01,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:01,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:01,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:01,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:01,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:01,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:01,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:01,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:01,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:01,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:01,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:01,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:01,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:01,074 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:31:01,129 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:01,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:01,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:01,132 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:01,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:01,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:01,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:01,135 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:01,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:01,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:01,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:01,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:01,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:01,138 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:31:01,138 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:31:01,139 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:31:01,139 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:01,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:01,140 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:01,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:01,140 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:01,141 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:01,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:01,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:01,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:01,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:01,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:01,143 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:31:01,143 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:31:01,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:01,144 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:31:01,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:31:01,145 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_86e8b346-bf2d-4453-957b-e26bbdad20d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 713a95fba13367522eddac239136ad149ef56d491623153a32513b25fa3198dd [2021-11-23 15:31:01,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:01,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:01,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:01,663 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:01,664 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:01,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c [2021-11-23 15:31:01,761 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/data/62d93cb58/9ed5cfd2ca3d4fd2a1767feb56fd1856/FLAG1d41af1be [2021-11-23 15:31:03,386 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:03,388 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c [2021-11-23 15:31:03,453 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/data/62d93cb58/9ed5cfd2ca3d4fd2a1767feb56fd1856/FLAG1d41af1be [2021-11-23 15:31:03,852 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/data/62d93cb58/9ed5cfd2ca3d4fd2a1767feb56fd1856 [2021-11-23 15:31:03,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:03,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:03,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:03,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:03,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:03,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:03" (1/1) ... [2021-11-23 15:31:03,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a869136 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:03, skipping insertion in model container [2021-11-23 15:31:03,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:03" (1/1) ... [2021-11-23 15:31:03,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:04,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:07,294 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_86e8b346-bf2d-4453-957b-e26bbdad20d2/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c[380593,380606] [2021-11-23 15:31:07,336 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_86e8b346-bf2d-4453-957b-e26bbdad20d2/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:31:07,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:07,634 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:09,047 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_86e8b346-bf2d-4453-957b-e26bbdad20d2/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c[380593,380606] [2021-11-23 15:31:09,054 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_86e8b346-bf2d-4453-957b-e26bbdad20d2/sv-benchmarks/c/combinations/Problem05_label49+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:31:09,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:09,145 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:09,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09 WrapperNode [2021-11-23 15:31:09,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:09,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:09,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:09,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:09,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09" (1/1) ... [2021-11-23 15:31:09,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09" (1/1) ... [2021-11-23 15:31:09,701 INFO L137 Inliner]: procedures = 51, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12653 [2021-11-23 15:31:09,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:09,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:09,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:09,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:09,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09" (1/1) ... [2021-11-23 15:31:09,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09" (1/1) ... [2021-11-23 15:31:09,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09" (1/1) ... [2021-11-23 15:31:09,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09" (1/1) ... [2021-11-23 15:31:10,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09" (1/1) ... [2021-11-23 15:31:10,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09" (1/1) ... [2021-11-23 15:31:10,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09" (1/1) ... [2021-11-23 15:31:10,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:10,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:10,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:10,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:10,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:09" (1/1) ... [2021-11-23 15:31:10,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:10,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:10,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:10,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:10,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:10,618 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:31:10,618 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:31:10,618 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:31:10,618 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:31:10,619 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:31:10,619 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:31:10,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:31:10,619 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:31:10,619 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:31:10,619 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:31:10,619 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:31:10,619 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:31:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:31:10,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:10,804 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:10,821 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:21,910 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:22,000 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 15:31:22,005 INFO L158 Benchmark]: Toolchain (without parser) took 18147.49ms. Allocated memory was 69.2MB in the beginning and 918.6MB in the end (delta: 849.3MB). Free memory was 35.3MB in the beginning and 483.7MB in the end (delta: -448.4MB). Peak memory consumption was 414.8MB. Max. memory is 16.1GB. [2021-11-23 15:31:22,006 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:22,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5287.49ms. Allocated memory was 69.2MB in the beginning and 253.8MB in the end (delta: 184.5MB). Free memory was 35.1MB in the beginning and 136.6MB in the end (delta: -101.5MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. [2021-11-23 15:31:22,008 INFO L158 Benchmark]: Boogie Procedure Inliner took 554.90ms. Allocated memory is still 253.8MB. Free memory was 136.6MB in the beginning and 106.7MB in the end (delta: 30.0MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:22,009 INFO L158 Benchmark]: Boogie Preprocessor took 680.28ms. Allocated memory is still 253.8MB. Free memory was 106.7MB in the beginning and 90.6MB in the end (delta: 16.1MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. [2021-11-23 15:31:22,010 INFO L158 Benchmark]: RCFGBuilder took 11619.68ms. Allocated memory was 253.8MB in the beginning and 918.6MB in the end (delta: 664.8MB). Free memory was 90.6MB in the beginning and 483.7MB in the end (delta: -393.1MB). Peak memory consumption was 288.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:22,014 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5287.49ms. Allocated memory was 69.2MB in the beginning and 253.8MB in the end (delta: 184.5MB). Free memory was 35.1MB in the beginning and 136.6MB in the end (delta: -101.5MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 554.90ms. Allocated memory is still 253.8MB. Free memory was 136.6MB in the beginning and 106.7MB in the end (delta: 30.0MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 680.28ms. Allocated memory is still 253.8MB. Free memory was 106.7MB in the beginning and 90.6MB in the end (delta: 16.1MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11619.68ms. Allocated memory was 253.8MB in the beginning and 918.6MB in the end (delta: 664.8MB). Free memory was 90.6MB in the beginning and 483.7MB in the end (delta: -393.1MB). Peak memory consumption was 288.9MB. 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 15:31:22,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e8b346-bf2d-4453-957b-e26bbdad20d2/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