./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/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 2c5568751dd37ae3ac79e02a0fd7273b3ab2af9e94f13bec2f84e6a22bfe26f6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:53,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:53,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:53,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:53,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:53,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:53,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:53,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:53,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:53,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:53,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:53,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:53,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:53,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:53,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:53,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:53,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:53,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:53,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:53,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:53,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:53,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:53,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:53,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:53,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:53,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:53,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:53,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:53,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:53,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:53,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:53,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:53,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:53,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:53,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:53,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:53,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:53,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:53,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:53,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:53,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:53,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:53,443 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:53,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:53,452 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:53,453 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:53,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:53,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:53,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:53,455 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:53,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:53,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:53,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:53,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:53,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:53,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:53,464 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:53,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:53,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:53,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:53,465 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:53,466 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:53,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:53,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:53,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:53,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:53,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:53,467 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:53,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:53,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:53,468 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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c5568751dd37ae3ac79e02a0fd7273b3ab2af9e94f13bec2f84e6a22bfe26f6 [2021-11-23 15:56:53,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:53,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:53,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:53,788 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:53,789 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:53,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c [2021-11-23 15:56:53,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/data/5b1b36ff9/dda87f306c18437b8d8a164724e1a79e/FLAG9c7122f2d [2021-11-23 15:56:55,062 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:55,063 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c [2021-11-23 15:56:55,143 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/data/5b1b36ff9/dda87f306c18437b8d8a164724e1a79e/FLAG9c7122f2d [2021-11-23 15:56:55,261 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/data/5b1b36ff9/dda87f306c18437b8d8a164724e1a79e [2021-11-23 15:56:55,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:55,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:55,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:55,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:55,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:55,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:55" (1/1) ... [2021-11-23 15:56:55,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b25790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:55, skipping insertion in model container [2021-11-23 15:56:55,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:55" (1/1) ... [2021-11-23 15:56:55,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:55,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:58,012 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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[381679,381692] [2021-11-23 15:56:58,040 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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[383339,383352] [2021-11-23 15:56:58,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:58,278 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:59,585 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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[381679,381692] [2021-11-23 15:56:59,592 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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[383339,383352] [2021-11-23 15:56:59,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:59,715 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:59,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59 WrapperNode [2021-11-23 15:56:59,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:59,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:59,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:59,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:59,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:56:59,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:57:00,245 INFO L137 Inliner]: procedures = 52, calls = 54, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 12740 [2021-11-23 15:57:00,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:00,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:00,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:00,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:00,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:57:00,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:57:00,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:57:00,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:57:00,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:57:00,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:57:00,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:57:01,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:01,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:01,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:01,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:01,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:57:01,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:01,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:01,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:01,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:01,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:01,188 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:57:01,188 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:57:01,188 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:57:01,188 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:57:01,188 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:57:01,188 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:57:01,189 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:57:01,189 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:57:01,189 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:57:01,189 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:57:01,189 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:57:01,189 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:57:01,189 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:57:01,189 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:57:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:01,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:01,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:01,369 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:01,371 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:09,424 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:09,514 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:57:09,518 INFO L158 Benchmark]: Toolchain (without parser) took 14251.48ms. Allocated memory was 127.9MB in the beginning and 868.2MB in the end (delta: 740.3MB). Free memory was 82.1MB in the beginning and 465.9MB in the end (delta: -383.8MB). Peak memory consumption was 362.8MB. Max. memory is 16.1GB. [2021-11-23 15:57:09,519 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 127.9MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:09,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4449.09ms. Allocated memory was 127.9MB in the beginning and 262.1MB in the end (delta: 134.2MB). Free memory was 82.1MB in the beginning and 130.4MB in the end (delta: -48.3MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:09,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 527.63ms. Allocated memory is still 262.1MB. Free memory was 130.4MB in the beginning and 107.3MB in the end (delta: 23.1MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:09,521 INFO L158 Benchmark]: Boogie Preprocessor took 806.31ms. Allocated memory is still 262.1MB. Free memory was 107.3MB in the beginning and 109.6MB in the end (delta: -2.3MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:09,522 INFO L158 Benchmark]: RCFGBuilder took 8462.59ms. Allocated memory was 262.1MB in the beginning and 868.2MB in the end (delta: 606.1MB). Free memory was 109.6MB in the beginning and 465.9MB in the end (delta: -356.3MB). Peak memory consumption was 257.9MB. Max. memory is 16.1GB. [2021-11-23 15:57:09,525 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 127.9MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4449.09ms. Allocated memory was 127.9MB in the beginning and 262.1MB in the end (delta: 134.2MB). Free memory was 82.1MB in the beginning and 130.4MB in the end (delta: -48.3MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 527.63ms. Allocated memory is still 262.1MB. Free memory was 130.4MB in the beginning and 107.3MB in the end (delta: 23.1MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 806.31ms. Allocated memory is still 262.1MB. Free memory was 107.3MB in the beginning and 109.6MB in the end (delta: -2.3MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8462.59ms. Allocated memory was 262.1MB in the beginning and 868.2MB in the end (delta: 606.1MB). Free memory was 109.6MB in the beginning and 465.9MB in the end (delta: -356.3MB). Peak memory consumption was 257.9MB. 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 15:57:09,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/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 2c5568751dd37ae3ac79e02a0fd7273b3ab2af9e94f13bec2f84e6a22bfe26f6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:12,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:12,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:12,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:12,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:12,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:12,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:12,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:12,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:12,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:12,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:12,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:12,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:12,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:12,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:12,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:12,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:12,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:12,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:12,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:12,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:12,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:12,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:12,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:12,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:12,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:12,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:12,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:12,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:12,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:12,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:12,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:12,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:12,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:12,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:12,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:12,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:12,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:12,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:12,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:12,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:12,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:12,222 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:12,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:12,224 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:12,224 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:12,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:12,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:12,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:12,225 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:12,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:12,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:12,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:12,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:12,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:12,227 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:12,227 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:12,227 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:12,227 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:12,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:12,228 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:12,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:12,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:12,229 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:12,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:12,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:12,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:12,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:12,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:12,230 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:12,230 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:12,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:12,231 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:12,231 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:12,231 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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c5568751dd37ae3ac79e02a0fd7273b3ab2af9e94f13bec2f84e6a22bfe26f6 [2021-11-23 15:57:12,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:12,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:12,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:12,685 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:12,686 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:12,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c [2021-11-23 15:57:12,775 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/data/d8fe0dcec/02dd12d8433b4afda3c5bd2f2aaea709/FLAG93dc7aecf [2021-11-23 15:57:14,011 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:14,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c [2021-11-23 15:57:14,079 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/data/d8fe0dcec/02dd12d8433b4afda3c5bd2f2aaea709/FLAG93dc7aecf [2021-11-23 15:57:14,242 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/data/d8fe0dcec/02dd12d8433b4afda3c5bd2f2aaea709 [2021-11-23 15:57:14,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:14,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:14,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:14,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:14,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:14,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:14" (1/1) ... [2021-11-23 15:57:14,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96a186c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:14, skipping insertion in model container [2021-11-23 15:57:14,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:14" (1/1) ... [2021-11-23 15:57:14,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:14,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:17,031 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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[381679,381692] [2021-11-23 15:57:17,057 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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[383339,383352] [2021-11-23 15:57:17,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:17,323 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:18,677 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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[381679,381692] [2021-11-23 15:57:18,683 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_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[383339,383352] [2021-11-23 15:57:18,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:18,787 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:18,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18 WrapperNode [2021-11-23 15:57:18,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:18,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:18,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:18,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:18,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18" (1/1) ... [2021-11-23 15:57:18,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18" (1/1) ... [2021-11-23 15:57:19,333 INFO L137 Inliner]: procedures = 53, calls = 54, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 12713 [2021-11-23 15:57:19,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:19,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:19,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:19,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:19,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18" (1/1) ... [2021-11-23 15:57:19,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18" (1/1) ... [2021-11-23 15:57:19,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18" (1/1) ... [2021-11-23 15:57:19,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18" (1/1) ... [2021-11-23 15:57:19,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18" (1/1) ... [2021-11-23 15:57:20,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18" (1/1) ... [2021-11-23 15:57:20,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18" (1/1) ... [2021-11-23 15:57:20,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:20,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:20,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:20,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:20,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:18" (1/1) ... [2021-11-23 15:57:20,323 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:20,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:20,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:20,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:20,411 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:57:20,411 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:57:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:57:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:57:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:57:20,412 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:57:20,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:57:20,413 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:57:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:57:20,413 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:57:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:57:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:57:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:57:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:57:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:20,564 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:20,566 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:33,042 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:33,135 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:57:33,141 INFO L158 Benchmark]: Toolchain (without parser) took 18894.19ms. Allocated memory was 92.3MB in the beginning and 880.8MB in the end (delta: 788.5MB). Free memory was 60.7MB in the beginning and 489.4MB in the end (delta: -428.7MB). Peak memory consumption was 380.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:33,142 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory was 48.6MB in the beginning and 48.6MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:33,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4540.51ms. Allocated memory was 92.3MB in the beginning and 220.2MB in the end (delta: 127.9MB). Free memory was 60.4MB in the beginning and 103.8MB in the end (delta: -43.5MB). Peak memory consumption was 106.8MB. Max. memory is 16.1GB. [2021-11-23 15:57:33,143 INFO L158 Benchmark]: Boogie Procedure Inliner took 544.81ms. Allocated memory is still 220.2MB. Free memory was 103.8MB in the beginning and 69.0MB in the end (delta: 34.9MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:33,144 INFO L158 Benchmark]: Boogie Preprocessor took 973.36ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 69.0MB in the beginning and 289.7MB in the end (delta: -220.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:33,145 INFO L158 Benchmark]: RCFGBuilder took 12828.96ms. Allocated memory was 440.4MB in the beginning and 880.8MB in the end (delta: 440.4MB). Free memory was 289.7MB in the beginning and 489.4MB in the end (delta: -199.7MB). Peak memory consumption was 263.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:33,149 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory was 48.6MB in the beginning and 48.6MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4540.51ms. Allocated memory was 92.3MB in the beginning and 220.2MB in the end (delta: 127.9MB). Free memory was 60.4MB in the beginning and 103.8MB in the end (delta: -43.5MB). Peak memory consumption was 106.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 544.81ms. Allocated memory is still 220.2MB. Free memory was 103.8MB in the beginning and 69.0MB in the end (delta: 34.9MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 973.36ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 69.0MB in the beginning and 289.7MB in the end (delta: -220.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * RCFGBuilder took 12828.96ms. Allocated memory was 440.4MB in the beginning and 880.8MB in the end (delta: 440.4MB). Free memory was 289.7MB in the beginning and 489.4MB in the end (delta: -199.7MB). Peak memory consumption was 263.2MB. 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 15:57:33,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9a90d0-2c38-4c32-a281-07cd102b8ac6/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