./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.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_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/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_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/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_03d7b483-544c-4db4-824e-0e778138d3ad/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 5a40438206222cb8b2973fadc665b92d328ce78e3a9921112a2f9717aab2538e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:31,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:31,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:31,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:31,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:31,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:31,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:31,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:31,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:31,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:31,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:31,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:31,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:31,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:31,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:31,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:31,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:31,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:31,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:31,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:31,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:31,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:31,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:31,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:31,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:31,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:31,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:31,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:31,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:31,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:31,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:31,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:31,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:31,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:31,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:31,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:31,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:31,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:31,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:31,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:31,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:31,529 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:31,576 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:31,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:31,580 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:31,580 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:31,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:31,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:31,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:31,582 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:31,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:31,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:31,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:31,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:31,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:31,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:31,588 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:31,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:31,588 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:31,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:31,589 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:31,591 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:31,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:31,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:31,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:31,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:31,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:31,597 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:31,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:31,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:31,598 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_03d7b483-544c-4db4-824e-0e778138d3ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a40438206222cb8b2973fadc665b92d328ce78e3a9921112a2f9717aab2538e [2021-11-23 15:56:31,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:31,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:31,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:31,904 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:31,905 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:31,907 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c [2021-11-23 15:56:32,003 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/data/6859ae35d/03887becdd4849c8bb03268699e7c363/FLAGa3195b260 [2021-11-23 15:56:33,003 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:33,006 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c [2021-11-23 15:56:33,066 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/data/6859ae35d/03887becdd4849c8bb03268699e7c363/FLAGa3195b260 [2021-11-23 15:56:33,316 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/data/6859ae35d/03887becdd4849c8bb03268699e7c363 [2021-11-23 15:56:33,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:33,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:33,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:33,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:33,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:33,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:33" (1/1) ... [2021-11-23 15:56:33,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd3deba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:33, skipping insertion in model container [2021-11-23 15:56:33,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:33" (1/1) ... [2021-11-23 15:56:33,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:33,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:35,957 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_03d7b483-544c-4db4-824e-0e778138d3ad/sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c[382357,382370] [2021-11-23 15:56:35,987 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_03d7b483-544c-4db4-824e-0e778138d3ad/sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c[383339,383352] [2021-11-23 15:56:36,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:36,357 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:37,565 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_03d7b483-544c-4db4-824e-0e778138d3ad/sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c[382357,382370] [2021-11-23 15:56:37,569 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_03d7b483-544c-4db4-824e-0e778138d3ad/sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c[383339,383352] [2021-11-23 15:56:37,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:37,702 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:37,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37 WrapperNode [2021-11-23 15:56:37,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:37,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:37,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:37,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:37,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:37,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:38,260 INFO L137 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13260 [2021-11-23 15:56:38,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:38,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:38,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:38,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:38,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:38,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:38,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:38,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:38,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:38,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:38,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:38,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:38,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:38,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:38,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:38,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:37" (1/1) ... [2021-11-23 15:56:38,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:38,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:38,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:39,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:39,109 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:56:39,110 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:56:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:56:39,110 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:56:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:56:39,110 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:56:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:56:39,111 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:56:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:56:39,111 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:56:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:56:39,111 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:56:39,112 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:56:39,112 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:56:39,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:39,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:39,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:39,375 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:39,376 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:46,998 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:47,177 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 15:56:47,188 INFO L158 Benchmark]: Toolchain (without parser) took 13867.25ms. Allocated memory was 92.3MB in the beginning and 981.5MB in the end (delta: 889.2MB). Free memory was 41.0MB in the beginning and 509.0MB in the end (delta: -468.0MB). Peak memory consumption was 427.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:47,190 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 61.5MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:47,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4384.12ms. Allocated memory was 92.3MB in the beginning and 188.7MB in the end (delta: 96.5MB). Free memory was 40.7MB in the beginning and 77.1MB in the end (delta: -36.4MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:47,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 556.22ms. Allocated memory was 188.7MB in the beginning and 295.7MB in the end (delta: 107.0MB). Free memory was 77.1MB in the beginning and 141.9MB in the end (delta: -64.8MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:47,194 INFO L158 Benchmark]: Boogie Preprocessor took 635.27ms. Allocated memory is still 295.7MB. Free memory was 141.9MB in the beginning and 131.6MB in the end (delta: 10.2MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:47,196 INFO L158 Benchmark]: RCFGBuilder took 8287.48ms. Allocated memory was 295.7MB in the beginning and 981.5MB in the end (delta: 685.8MB). Free memory was 131.6MB in the beginning and 509.0MB in the end (delta: -377.3MB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:47,205 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 92.3MB. Free memory was 61.6MB in the beginning and 61.5MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4384.12ms. Allocated memory was 92.3MB in the beginning and 188.7MB in the end (delta: 96.5MB). Free memory was 40.7MB in the beginning and 77.1MB in the end (delta: -36.4MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 556.22ms. Allocated memory was 188.7MB in the beginning and 295.7MB in the end (delta: 107.0MB). Free memory was 77.1MB in the beginning and 141.9MB in the end (delta: -64.8MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 635.27ms. Allocated memory is still 295.7MB. Free memory was 141.9MB in the beginning and 131.6MB in the end (delta: 10.2MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8287.48ms. Allocated memory was 295.7MB in the beginning and 981.5MB in the end (delta: 685.8MB). Free memory was 131.6MB in the beginning and 509.0MB in the end (delta: -377.3MB). Peak memory consumption was 312.5MB. 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 15:56:47,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/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_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/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_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/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_03d7b483-544c-4db4-824e-0e778138d3ad/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 5a40438206222cb8b2973fadc665b92d328ce78e3a9921112a2f9717aab2538e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:49,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:49,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:49,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:49,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:49,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:49,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:49,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:49,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:49,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:49,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:49,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:49,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:49,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:49,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:49,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:49,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:49,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:49,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:49,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:49,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:49,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:49,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:49,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:49,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:49,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:49,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:49,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:49,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:49,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:49,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:49,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:49,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:49,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:49,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:49,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:49,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:49,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:49,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:49,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:49,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:49,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:49,911 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:49,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:49,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:49,913 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:49,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:49,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:49,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:49,914 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:49,914 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:49,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:49,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:49,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:49,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:49,915 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:49,915 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:49,916 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:49,916 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:49,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:49,916 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:49,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:49,917 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:49,917 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:49,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:49,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:49,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:49,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:49,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:49,918 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:49,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:49,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:49,919 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:49,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:49,920 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_03d7b483-544c-4db4-824e-0e778138d3ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a40438206222cb8b2973fadc665b92d328ce78e3a9921112a2f9717aab2538e [2021-11-23 15:56:50,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:50,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:50,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:50,317 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:50,318 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:50,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c [2021-11-23 15:56:50,401 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/data/9fb587f53/5618a945f5144bb1be0918ae77f31d68/FLAG7e4702977 [2021-11-23 15:56:51,646 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:51,647 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c [2021-11-23 15:56:51,703 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/data/9fb587f53/5618a945f5144bb1be0918ae77f31d68/FLAG7e4702977 [2021-11-23 15:56:51,824 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/data/9fb587f53/5618a945f5144bb1be0918ae77f31d68 [2021-11-23 15:56:51,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:51,829 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:51,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:51,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:51,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:51,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:51" (1/1) ... [2021-11-23 15:56:51,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e01c5a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:51, skipping insertion in model container [2021-11-23 15:56:51,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:51" (1/1) ... [2021-11-23 15:56:51,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:52,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:54,661 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_03d7b483-544c-4db4-824e-0e778138d3ad/sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c[382357,382370] [2021-11-23 15:56:54,692 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_03d7b483-544c-4db4-824e-0e778138d3ad/sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c[383339,383352] [2021-11-23 15:56:55,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:55,098 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:56,391 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_03d7b483-544c-4db4-824e-0e778138d3ad/sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c[382357,382370] [2021-11-23 15:56:56,395 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_03d7b483-544c-4db4-824e-0e778138d3ad/sv-benchmarks/c/combinations/Problem05_label46+token_ring.15.cil.c[383339,383352] [2021-11-23 15:56:56,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:56,534 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:56,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56 WrapperNode [2021-11-23 15:56:56,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:56,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:56,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:56,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:56,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:56,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,139 INFO L137 Inliner]: procedures = 71, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13215 [2021-11-23 15:56:57,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:57,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:57,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:57,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:57,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:57,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:57,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:57,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:57,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:57,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:57,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:57,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:56:57,993 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:56:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:56:57,994 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:56:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:56:57,994 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:56:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:56:57,995 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:56:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:56:57,995 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:56:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:56:57,995 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:56:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:56:57,996 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:56:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:57,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:58,240 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:58,242 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:09,112 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:09,213 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 15:57:09,217 INFO L158 Benchmark]: Toolchain (without parser) took 17387.10ms. Allocated memory was 65.0MB in the beginning and 855.6MB in the end (delta: 790.6MB). Free memory was 31.4MB in the beginning and 499.0MB in the end (delta: -467.6MB). Peak memory consumption was 533.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:09,218 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:09,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4702.46ms. Allocated memory was 65.0MB in the beginning and 213.9MB in the end (delta: 148.9MB). Free memory was 31.1MB in the beginning and 101.6MB in the end (delta: -70.5MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:09,220 INFO L158 Benchmark]: Boogie Procedure Inliner took 604.00ms. Allocated memory is still 213.9MB. Free memory was 101.6MB in the beginning and 84.5MB in the end (delta: 17.1MB). Peak memory consumption was 75.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:09,220 INFO L158 Benchmark]: Boogie Preprocessor took 755.17ms. Allocated memory was 213.9MB in the beginning and 427.8MB in the end (delta: 213.9MB). Free memory was 84.5MB in the beginning and 277.1MB in the end (delta: -192.6MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:09,221 INFO L158 Benchmark]: RCFGBuilder took 11317.87ms. Allocated memory was 427.8MB in the beginning and 855.6MB in the end (delta: 427.8MB). Free memory was 276.1MB in the beginning and 499.0MB in the end (delta: -222.9MB). Peak memory consumption was 416.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:09,224 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4702.46ms. Allocated memory was 65.0MB in the beginning and 213.9MB in the end (delta: 148.9MB). Free memory was 31.1MB in the beginning and 101.6MB in the end (delta: -70.5MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 604.00ms. Allocated memory is still 213.9MB. Free memory was 101.6MB in the beginning and 84.5MB in the end (delta: 17.1MB). Peak memory consumption was 75.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 755.17ms. Allocated memory was 213.9MB in the beginning and 427.8MB in the end (delta: 213.9MB). Free memory was 84.5MB in the beginning and 277.1MB in the end (delta: -192.6MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11317.87ms. Allocated memory was 427.8MB in the beginning and 855.6MB in the end (delta: 427.8MB). Free memory was 276.1MB in the beginning and 499.0MB in the end (delta: -222.9MB). Peak memory consumption was 416.5MB. 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 15:57:09,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03d7b483-544c-4db4-824e-0e778138d3ad/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