./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.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_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/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_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/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_69b4bcab-7e32-4726-857a-7fe033c1b630/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 29f58006f2dcb74445f74971d42059f9136b4de9a536aa3c519655ea459ca984 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:57,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:57,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:57,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:57,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:57,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:57,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:57,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:57,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:57,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:57,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:57,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:57,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:57,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:57,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:57,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:57,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:57,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:57,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:57,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:57,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:57,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:57,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:57,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:57,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:57,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:57,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:57,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:57,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:57,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:57,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:57,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:57,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:57,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:57,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:57,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:57,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:57,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:57,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:57,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:57,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:57,318 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:57,366 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:57,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:57,368 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:57,368 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:57,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:57,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:57,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:57,370 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:57,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:57,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:57,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:57,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:57,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:57,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:57,378 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:57,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:57,379 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:57,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:57,379 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:57,379 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:57,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:57,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:57,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:57,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:57,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:57,381 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:57,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:57,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:57,382 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_69b4bcab-7e32-4726-857a-7fe033c1b630/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29f58006f2dcb74445f74971d42059f9136b4de9a536aa3c519655ea459ca984 [2021-11-23 15:03:57,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:57,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:57,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:57,653 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:57,655 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:57,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c [2021-11-23 15:03:57,721 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/data/60fdff7ef/46aed302c01149b7bf6e4b2091e89bdd/FLAG189e7d897 [2021-11-23 15:03:58,790 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:58,792 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c [2021-11-23 15:03:58,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/data/60fdff7ef/46aed302c01149b7bf6e4b2091e89bdd/FLAG189e7d897 [2021-11-23 15:03:59,089 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/data/60fdff7ef/46aed302c01149b7bf6e4b2091e89bdd [2021-11-23 15:03:59,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:59,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:59,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:59,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:59,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:59,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@200957b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59, skipping insertion in model container [2021-11-23 15:03:59,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:59,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:01,931 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_69b4bcab-7e32-4726-857a-7fe033c1b630/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c[382357,382370] [2021-11-23 15:04:01,961 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_69b4bcab-7e32-4726-857a-7fe033c1b630/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:04:02,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:02,390 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:03,611 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_69b4bcab-7e32-4726-857a-7fe033c1b630/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c[382357,382370] [2021-11-23 15:04:03,621 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_69b4bcab-7e32-4726-857a-7fe033c1b630/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:04:03,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:03,743 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:03,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03 WrapperNode [2021-11-23 15:04:03,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:03,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:03,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:03,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:03,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:03,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,222 INFO L137 Inliner]: procedures = 70, calls = 80, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 13257 [2021-11-23 15:04:04,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:04,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:04,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:04,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:04,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:04,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:04,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:04,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:04,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:03" (1/1) ... [2021-11-23 15:04:04,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:04,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:04,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:05,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:05,280 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:05,281 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:13,004 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:13,097 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 15:04:13,102 INFO L158 Benchmark]: Toolchain (without parser) took 14006.73ms. Allocated memory was 109.1MB in the beginning and 746.6MB in the end (delta: 637.5MB). Free memory was 47.0MB in the beginning and 372.6MB in the end (delta: -325.6MB). Peak memory consumption was 335.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:13,103 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:13,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4648.07ms. Allocated memory was 109.1MB in the beginning and 251.7MB in the end (delta: 142.6MB). Free memory was 47.0MB in the beginning and 113.6MB in the end (delta: -66.6MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:13,104 INFO L158 Benchmark]: Boogie Procedure Inliner took 477.60ms. Allocated memory is still 251.7MB. Free memory was 113.6MB in the beginning and 91.5MB in the end (delta: 22.0MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:13,105 INFO L158 Benchmark]: Boogie Preprocessor took 673.34ms. Allocated memory is still 251.7MB. Free memory was 91.5MB in the beginning and 90.7MB in the end (delta: 813.6kB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:13,106 INFO L158 Benchmark]: RCFGBuilder took 8201.71ms. Allocated memory was 251.7MB in the beginning and 746.6MB in the end (delta: 494.9MB). Free memory was 90.7MB in the beginning and 372.6MB in the end (delta: -281.8MB). Peak memory consumption was 237.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:13,109 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4648.07ms. Allocated memory was 109.1MB in the beginning and 251.7MB in the end (delta: 142.6MB). Free memory was 47.0MB in the beginning and 113.6MB in the end (delta: -66.6MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 477.60ms. Allocated memory is still 251.7MB. Free memory was 113.6MB in the beginning and 91.5MB in the end (delta: 22.0MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 673.34ms. Allocated memory is still 251.7MB. Free memory was 91.5MB in the beginning and 90.7MB in the end (delta: 813.6kB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8201.71ms. Allocated memory was 251.7MB in the beginning and 746.6MB in the end (delta: 494.9MB). Free memory was 90.7MB in the beginning and 372.6MB in the end (delta: -281.8MB). Peak memory consumption was 237.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:13,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/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_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/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_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/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_69b4bcab-7e32-4726-857a-7fe033c1b630/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 29f58006f2dcb74445f74971d42059f9136b4de9a536aa3c519655ea459ca984 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:15,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:15,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:15,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:15,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:15,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:15,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:15,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:15,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:15,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:15,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:15,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:15,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:15,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:15,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:15,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:15,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:15,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:15,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:15,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:15,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:15,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:15,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:15,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:15,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:15,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:15,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:15,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:15,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:15,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:15,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:15,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:15,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:15,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:15,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:15,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:15,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:15,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:15,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:15,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:15,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:15,713 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:15,740 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:15,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:15,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:15,741 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:15,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:15,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:15,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:15,743 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:15,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:15,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:15,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:15,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:15,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:15,744 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:15,744 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:15,744 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:15,744 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:15,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:15,745 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:15,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:15,745 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:15,745 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:15,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:15,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:15,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:15,746 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:15,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:15,746 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:15,747 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:15,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:15,747 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:15,747 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:15,747 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_69b4bcab-7e32-4726-857a-7fe033c1b630/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29f58006f2dcb74445f74971d42059f9136b4de9a536aa3c519655ea459ca984 [2021-11-23 15:04:16,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:16,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:16,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:16,150 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:16,151 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:16,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c [2021-11-23 15:04:16,223 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/data/01a524740/8619779238ba4f39808244dc1b1936d4/FLAG1bc186471 [2021-11-23 15:04:17,355 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:17,356 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c [2021-11-23 15:04:17,403 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/data/01a524740/8619779238ba4f39808244dc1b1936d4/FLAG1bc186471 [2021-11-23 15:04:17,649 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/data/01a524740/8619779238ba4f39808244dc1b1936d4 [2021-11-23 15:04:17,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:17,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:17,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:17,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:17,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:17,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:17,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c6a6c0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17, skipping insertion in model container [2021-11-23 15:04:17,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:17,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:17,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:20,340 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_69b4bcab-7e32-4726-857a-7fe033c1b630/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c[382357,382370] [2021-11-23 15:04:20,372 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_69b4bcab-7e32-4726-857a-7fe033c1b630/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:04:20,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:20,769 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:22,019 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_69b4bcab-7e32-4726-857a-7fe033c1b630/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c[382357,382370] [2021-11-23 15:04:22,022 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_69b4bcab-7e32-4726-857a-7fe033c1b630/sv-benchmarks/c/combinations/Problem05_label46+token_ring.13.cil-2.c[383339,383352] [2021-11-23 15:04:22,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:22,138 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:22,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22 WrapperNode [2021-11-23 15:04:22,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:22,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:22,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:22,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:22,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:22,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:22,870 INFO L137 Inliner]: procedures = 71, calls = 80, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 13213 [2021-11-23 15:04:22,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:22,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:22,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:22,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:22,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:22,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:23,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:23,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:23,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:23,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:22" (1/1) ... [2021-11-23 15:04:23,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:23,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:23,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:23,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:23,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:23,604 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:04:23,605 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:04:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:04:23,605 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:04:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:04:23,605 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:04:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:04:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:04:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:04:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:04:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:04:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:04:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:23,920 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:23,922 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:34,215 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:34,315 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 15:04:34,319 INFO L158 Benchmark]: Toolchain (without parser) took 16662.23ms. Allocated memory was 67.1MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 33.1MB in the beginning and 615.8MB in the end (delta: -582.8MB). Peak memory consumption was 434.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:34,320 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 50.3MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:34,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4481.83ms. Allocated memory was 67.1MB in the beginning and 172.0MB in the end (delta: 104.9MB). Free memory was 32.9MB in the beginning and 61.0MB in the end (delta: -28.1MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:34,321 INFO L158 Benchmark]: Boogie Procedure Inliner took 731.04ms. Allocated memory was 172.0MB in the beginning and 270.5MB in the end (delta: 98.6MB). Free memory was 61.0MB in the beginning and 145.0MB in the end (delta: -84.1MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:34,322 INFO L158 Benchmark]: Boogie Preprocessor took 638.01ms. Allocated memory is still 270.5MB. Free memory was 145.0MB in the beginning and 110.4MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:34,323 INFO L158 Benchmark]: RCFGBuilder took 10805.67ms. Allocated memory was 270.5MB in the beginning and 1.1GB in the end (delta: 811.6MB). Free memory was 110.4MB in the beginning and 615.8MB in the end (delta: -505.4MB). Peak memory consumption was 310.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:34,326 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 50.3MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4481.83ms. Allocated memory was 67.1MB in the beginning and 172.0MB in the end (delta: 104.9MB). Free memory was 32.9MB in the beginning and 61.0MB in the end (delta: -28.1MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 731.04ms. Allocated memory was 172.0MB in the beginning and 270.5MB in the end (delta: 98.6MB). Free memory was 61.0MB in the beginning and 145.0MB in the end (delta: -84.1MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 638.01ms. Allocated memory is still 270.5MB. Free memory was 145.0MB in the beginning and 110.4MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 10805.67ms. Allocated memory was 270.5MB in the beginning and 1.1GB in the end (delta: 811.6MB). Free memory was 110.4MB in the beginning and 615.8MB in the end (delta: -505.4MB). Peak memory consumption was 310.4MB. 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 15:04:34,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69b4bcab-7e32-4726-857a-7fe033c1b630/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