./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.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_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/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_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/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_d5a48a7d-1463-4a44-bb01-28a682981896/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 6168447ca09b86da2cc4f25a50a94286b8e0ec7cdf3a295188037c59149a5efb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:38,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:38,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:38,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:38,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:38,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:38,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:38,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:38,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:38,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:38,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:38,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:38,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:38,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:38,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:38,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:38,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:38,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:38,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:38,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:38,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:38,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:38,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:38,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:38,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:38,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:38,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:38,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:38,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:38,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:38,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:38,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:38,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:38,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:38,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:38,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:38,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:38,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:38,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:38,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:38,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:38,370 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:38,399 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:38,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:38,405 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:38,405 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:38,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:38,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:38,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:38,407 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:38,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:38,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:38,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:38,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:38,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:38,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:38,409 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:38,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:38,409 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:38,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:38,410 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:38,410 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:38,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:38,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:38,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:38,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:38,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:38,412 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:38,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:38,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:38,413 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_d5a48a7d-1463-4a44-bb01-28a682981896/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6168447ca09b86da2cc4f25a50a94286b8e0ec7cdf3a295188037c59149a5efb [2021-11-23 15:02:38,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:38,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:38,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:38,744 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:38,745 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:38,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c [2021-11-23 15:02:38,846 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/data/3063b69aa/13d4012cc8e84a74859841ec1e123fc1/FLAG3b56e1661 [2021-11-23 15:02:39,976 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:39,979 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c [2021-11-23 15:02:40,048 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/data/3063b69aa/13d4012cc8e84a74859841ec1e123fc1/FLAG3b56e1661 [2021-11-23 15:02:40,227 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/data/3063b69aa/13d4012cc8e84a74859841ec1e123fc1 [2021-11-23 15:02:40,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:40,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:40,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:40,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:40,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:40,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:40" (1/1) ... [2021-11-23 15:02:40,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f2f672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:40, skipping insertion in model container [2021-11-23 15:02:40,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:40" (1/1) ... [2021-11-23 15:02:40,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:40,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:43,345 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_d5a48a7d-1463-4a44-bb01-28a682981896/sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c[377069,377082] [2021-11-23 15:02:43,399 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_d5a48a7d-1463-4a44-bb01-28a682981896/sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c[383339,383352] [2021-11-23 15:02:43,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:43,782 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:45,475 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_d5a48a7d-1463-4a44-bb01-28a682981896/sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c[377069,377082] [2021-11-23 15:02:45,504 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_d5a48a7d-1463-4a44-bb01-28a682981896/sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c[383339,383352] [2021-11-23 15:02:45,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:45,689 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:45,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45 WrapperNode [2021-11-23 15:02:45,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:45,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:45,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:45,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:45,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:46,388 INFO L137 Inliner]: procedures = 56, calls = 59, calls flagged for inlining = 34, calls inlined = 34, statements flattened = 12851 [2021-11-23 15:02:46,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:46,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:46,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:46,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:46,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:46,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:46,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:46,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:46,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:47,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:47,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:47,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:47,366 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:47,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:47,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:47,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:47,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:47,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:47,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:47,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:47,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:02:47,504 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:02:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:02:47,504 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:02:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:02:47,504 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:02:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:02:47,505 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:02:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:02:47,505 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:02:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:02:47,505 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:02:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:47,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:47,650 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:47,653 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:58,002 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:58,084 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 15:02:58,095 INFO L158 Benchmark]: Toolchain (without parser) took 17861.45ms. Allocated memory was 107.0MB in the beginning and 786.4MB in the end (delta: 679.5MB). Free memory was 63.6MB in the beginning and 539.5MB in the end (delta: -475.9MB). Peak memory consumption was 421.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:58,097 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 56.1MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:58,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5457.50ms. Allocated memory was 107.0MB in the beginning and 228.6MB in the end (delta: 121.6MB). Free memory was 63.6MB in the beginning and 132.8MB in the end (delta: -69.2MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:58,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 697.50ms. Allocated memory is still 228.6MB. Free memory was 132.8MB in the beginning and 88.4MB in the end (delta: 44.4MB). Peak memory consumption was 87.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:58,101 INFO L158 Benchmark]: Boogie Preprocessor took 975.12ms. Allocated memory was 228.6MB in the beginning and 457.2MB in the end (delta: 228.6MB). Free memory was 88.4MB in the beginning and 309.6MB in the end (delta: -221.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:58,102 INFO L158 Benchmark]: RCFGBuilder took 10726.05ms. Allocated memory was 457.2MB in the beginning and 786.4MB in the end (delta: 329.3MB). Free memory was 309.6MB in the beginning and 539.5MB in the end (delta: -229.9MB). Peak memory consumption was 319.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:58,112 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 56.1MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5457.50ms. Allocated memory was 107.0MB in the beginning and 228.6MB in the end (delta: 121.6MB). Free memory was 63.6MB in the beginning and 132.8MB in the end (delta: -69.2MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 697.50ms. Allocated memory is still 228.6MB. Free memory was 132.8MB in the beginning and 88.4MB in the end (delta: 44.4MB). Peak memory consumption was 87.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 975.12ms. Allocated memory was 228.6MB in the beginning and 457.2MB in the end (delta: 228.6MB). Free memory was 88.4MB in the beginning and 309.6MB in the end (delta: -221.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 10726.05ms. Allocated memory was 457.2MB in the beginning and 786.4MB in the end (delta: 329.3MB). Free memory was 309.6MB in the beginning and 539.5MB in the end (delta: -229.9MB). Peak memory consumption was 319.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:58,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/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_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/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_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/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_d5a48a7d-1463-4a44-bb01-28a682981896/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 6168447ca09b86da2cc4f25a50a94286b8e0ec7cdf3a295188037c59149a5efb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:01,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:01,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:01,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:01,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:01,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:01,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:01,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:01,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:01,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:01,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:01,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:01,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:01,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:01,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:01,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:01,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:01,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:01,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:01,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:01,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:01,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:01,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:01,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:01,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:01,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:01,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:01,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:01,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:01,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:01,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:01,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:01,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:01,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:01,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:01,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:01,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:01,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:01,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:01,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:01,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:01,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:01,332 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:01,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:01,334 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:01,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:01,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:01,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:01,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:01,338 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:01,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:01,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:01,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:01,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:01,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:01,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:01,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:01,341 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:01,342 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:01,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:01,342 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:01,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:01,343 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:01,343 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:01,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:01,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:01,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:01,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:01,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:01,345 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:01,345 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:01,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:01,346 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:01,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:01,347 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_d5a48a7d-1463-4a44-bb01-28a682981896/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6168447ca09b86da2cc4f25a50a94286b8e0ec7cdf3a295188037c59149a5efb [2021-11-23 15:03:01,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:01,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:01,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:01,809 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:01,810 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:01,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c [2021-11-23 15:03:01,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/data/063f4fa6c/9fcbad610ad8434aad387a4fe009e69c/FLAGe3616e83c [2021-11-23 15:03:03,396 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:03,399 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c [2021-11-23 15:03:03,466 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/data/063f4fa6c/9fcbad610ad8434aad387a4fe009e69c/FLAGe3616e83c [2021-11-23 15:03:03,914 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/data/063f4fa6c/9fcbad610ad8434aad387a4fe009e69c [2021-11-23 15:03:03,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:03,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:03,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:03,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:03,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:03,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e6982d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03, skipping insertion in model container [2021-11-23 15:03:03,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:04,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:07,383 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_d5a48a7d-1463-4a44-bb01-28a682981896/sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c[377069,377082] [2021-11-23 15:03:07,423 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_d5a48a7d-1463-4a44-bb01-28a682981896/sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c[383339,383352] [2021-11-23 15:03:07,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:07,779 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:09,537 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_d5a48a7d-1463-4a44-bb01-28a682981896/sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c[377069,377082] [2021-11-23 15:03:09,563 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_d5a48a7d-1463-4a44-bb01-28a682981896/sv-benchmarks/c/combinations/Problem05_label40+token_ring.06.cil-2.c[383339,383352] [2021-11-23 15:03:09,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:09,686 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:09,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09 WrapperNode [2021-11-23 15:03:09,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:09,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:09,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:09,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:09,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09" (1/1) ... [2021-11-23 15:03:09,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09" (1/1) ... [2021-11-23 15:03:10,258 INFO L137 Inliner]: procedures = 57, calls = 59, calls flagged for inlining = 34, calls inlined = 34, statements flattened = 12821 [2021-11-23 15:03:10,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:10,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:10,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:10,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:10,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09" (1/1) ... [2021-11-23 15:03:10,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09" (1/1) ... [2021-11-23 15:03:10,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09" (1/1) ... [2021-11-23 15:03:10,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09" (1/1) ... [2021-11-23 15:03:10,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09" (1/1) ... [2021-11-23 15:03:10,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09" (1/1) ... [2021-11-23 15:03:10,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09" (1/1) ... [2021-11-23 15:03:10,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:10,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:11,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:11,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:11,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:09" (1/1) ... [2021-11-23 15:03:11,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:11,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:11,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:11,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:11,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:11,094 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:03:11,094 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:03:11,094 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:03:11,094 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:03:11,094 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:03:11,094 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:03:11,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:11,095 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:03:11,095 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:03:11,095 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:03:11,095 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:03:11,095 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:03:11,096 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:03:11,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:11,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:11,280 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:11,298 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:22,137 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:22,219 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 15:03:22,224 INFO L158 Benchmark]: Toolchain (without parser) took 18302.51ms. Allocated memory was 69.2MB in the beginning and 830.5MB in the end (delta: 761.3MB). Free memory was 35.2MB in the beginning and 556.4MB in the end (delta: -521.2MB). Peak memory consumption was 622.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:22,225 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 52.4MB. Free memory is still 33.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:22,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5765.07ms. Allocated memory was 69.2MB in the beginning and 207.6MB in the end (delta: 138.4MB). Free memory was 35.0MB in the beginning and 95.2MB in the end (delta: -60.1MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:22,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 569.89ms. Allocated memory is still 207.6MB. Free memory was 95.2MB in the beginning and 68.2MB in the end (delta: 27.0MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:22,227 INFO L158 Benchmark]: Boogie Preprocessor took 738.65ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 68.2MB in the beginning and 261.4MB in the end (delta: -193.2MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:22,228 INFO L158 Benchmark]: RCFGBuilder took 11222.74ms. Allocated memory was 415.2MB in the beginning and 830.5MB in the end (delta: 415.2MB). Free memory was 261.4MB in the beginning and 556.4MB in the end (delta: -295.0MB). Peak memory consumption was 504.0MB. Max. memory is 16.1GB. [2021-11-23 15:03:22,232 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 52.4MB. Free memory is still 33.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5765.07ms. Allocated memory was 69.2MB in the beginning and 207.6MB in the end (delta: 138.4MB). Free memory was 35.0MB in the beginning and 95.2MB in the end (delta: -60.1MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 569.89ms. Allocated memory is still 207.6MB. Free memory was 95.2MB in the beginning and 68.2MB in the end (delta: 27.0MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 738.65ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 68.2MB in the beginning and 261.4MB in the end (delta: -193.2MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * RCFGBuilder took 11222.74ms. Allocated memory was 415.2MB in the beginning and 830.5MB in the end (delta: 415.2MB). Free memory was 261.4MB in the beginning and 556.4MB in the end (delta: -295.0MB). Peak memory consumption was 504.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:22,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5a48a7d-1463-4a44-bb01-28a682981896/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable