./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.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_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/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_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/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_0b217281-0c77-426f-b606-a16cbd69eadd/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 565fd413301c45f63fa2cdba47d97202665de3c20676178781aed7350181380f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:54,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:54,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:54,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:54,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:54,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:54,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:54,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:54,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:54,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:54,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:54,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:54,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:54,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:54,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:54,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:54,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:54,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:54,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:54,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:54,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:54,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:54,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:54,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:54,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:54,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:54,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:54,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:54,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:54,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:54,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:54,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:54,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:54,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:54,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:54,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:54,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:54,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:54,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:54,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:54,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:54,295 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:54,340 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:54,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:54,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:54,343 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:54,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:54,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:54,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:54,346 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:54,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:54,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:54,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:54,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:54,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:54,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:54,349 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:54,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:54,350 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:54,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:54,350 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:54,350 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:54,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:54,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:54,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:54,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:54,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:54,352 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:54,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:54,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:54,353 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_0b217281-0c77-426f-b606-a16cbd69eadd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 565fd413301c45f63fa2cdba47d97202665de3c20676178781aed7350181380f [2021-11-23 15:57:54,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:54,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:54,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:54,709 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:54,711 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:54,713 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c [2021-11-23 15:57:54,798 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/data/37f4a30d7/111de1b1b42341f7a99b9ff977577f03/FLAG222a8c91a [2021-11-23 15:57:55,998 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:55,999 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c [2021-11-23 15:57:56,070 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/data/37f4a30d7/111de1b1b42341f7a99b9ff977577f03/FLAG222a8c91a [2021-11-23 15:57:56,185 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/data/37f4a30d7/111de1b1b42341f7a99b9ff977577f03 [2021-11-23 15:57:56,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:56,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:56,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:56,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:56,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:56,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75308d1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56, skipping insertion in model container [2021-11-23 15:57:56,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:56,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:59,486 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_0b217281-0c77-426f-b606-a16cbd69eadd/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[381679,381692] [2021-11-23 15:57:59,523 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_0b217281-0c77-426f-b606-a16cbd69eadd/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:57:59,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:59,759 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:01,262 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_0b217281-0c77-426f-b606-a16cbd69eadd/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[381679,381692] [2021-11-23 15:58:01,268 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_0b217281-0c77-426f-b606-a16cbd69eadd/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:58:01,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:01,394 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:01,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01 WrapperNode [2021-11-23 15:58:01,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:01,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:01,397 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:01,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:01,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:02,116 INFO L137 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12561 [2021-11-23 15:58:02,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:02,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:02,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:02,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:02,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:02,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:02,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:02,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:02,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:02,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:02,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:02,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:02,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:02,886 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:02,886 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:02,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:02,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:02,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:02,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:03,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:03,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:03,122 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:58:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:58:03,122 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:58:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:58:03,123 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:58:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:58:03,123 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:58:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:58:03,123 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:58:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:58:03,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:03,124 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:58:03,124 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:58:03,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:03,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:03,369 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:03,372 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:12,286 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:12,423 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 15:58:12,430 INFO L158 Benchmark]: Toolchain (without parser) took 16235.70ms. Allocated memory was 96.5MB in the beginning and 1.0GB in the end (delta: 937.4MB). Free memory was 47.1MB in the beginning and 805.9MB in the end (delta: -758.8MB). Peak memory consumption was 343.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:12,432 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 96.5MB. Free memory was 66.5MB in the beginning and 66.5MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:12,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5201.35ms. Allocated memory was 96.5MB in the beginning and 201.3MB in the end (delta: 104.9MB). Free memory was 47.1MB in the beginning and 85.3MB in the end (delta: -38.1MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:12,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 720.97ms. Allocated memory was 201.3MB in the beginning and 314.6MB in the end (delta: 113.2MB). Free memory was 85.3MB in the beginning and 174.4MB in the end (delta: -89.1MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:12,438 INFO L158 Benchmark]: Boogie Preprocessor took 765.61ms. Allocated memory is still 314.6MB. Free memory was 174.4MB in the beginning and 154.6MB in the end (delta: 19.8MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:12,439 INFO L158 Benchmark]: RCFGBuilder took 9541.17ms. Allocated memory was 314.6MB in the beginning and 1.0GB in the end (delta: 719.3MB). Free memory was 154.6MB in the beginning and 805.9MB in the end (delta: -651.3MB). Peak memory consumption was 233.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:12,451 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 96.5MB. Free memory was 66.5MB in the beginning and 66.5MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5201.35ms. Allocated memory was 96.5MB in the beginning and 201.3MB in the end (delta: 104.9MB). Free memory was 47.1MB in the beginning and 85.3MB in the end (delta: -38.1MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 720.97ms. Allocated memory was 201.3MB in the beginning and 314.6MB in the end (delta: 113.2MB). Free memory was 85.3MB in the beginning and 174.4MB in the end (delta: -89.1MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 765.61ms. Allocated memory is still 314.6MB. Free memory was 174.4MB in the beginning and 154.6MB in the end (delta: 19.8MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9541.17ms. Allocated memory was 314.6MB in the beginning and 1.0GB in the end (delta: 719.3MB). Free memory was 154.6MB in the beginning and 805.9MB in the end (delta: -651.3MB). Peak memory consumption was 233.6MB. 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 15:58:12,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/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_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/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_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/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_0b217281-0c77-426f-b606-a16cbd69eadd/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 565fd413301c45f63fa2cdba47d97202665de3c20676178781aed7350181380f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:15,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:15,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:15,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:15,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:15,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:15,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:15,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:15,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:15,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:15,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:15,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:15,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:15,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:15,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:15,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:15,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:15,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:15,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:15,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:15,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:15,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:15,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:15,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:15,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:15,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:15,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:15,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:15,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:15,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:15,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:15,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:15,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:15,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:15,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:15,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:15,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:15,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:15,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:15,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:15,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:15,862 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:15,915 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:15,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:15,917 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:15,917 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:15,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:15,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:15,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:15,920 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:15,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:15,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:15,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:15,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:15,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:15,923 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:15,923 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:15,923 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:15,923 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:15,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:15,924 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:15,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:15,924 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:15,924 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:15,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:15,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:15,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:15,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:15,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:15,926 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:15,926 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:15,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:15,927 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:15,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:15,927 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_0b217281-0c77-426f-b606-a16cbd69eadd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 565fd413301c45f63fa2cdba47d97202665de3c20676178781aed7350181380f [2021-11-23 15:58:16,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:16,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:16,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:16,402 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:16,403 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:16,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c [2021-11-23 15:58:16,492 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/data/1bfee175b/44d50608679f4e828360a362967bfd41/FLAG9139c05d4 [2021-11-23 15:58:18,037 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:18,039 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c [2021-11-23 15:58:18,108 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/data/1bfee175b/44d50608679f4e828360a362967bfd41/FLAG9139c05d4 [2021-11-23 15:58:18,126 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/data/1bfee175b/44d50608679f4e828360a362967bfd41 [2021-11-23 15:58:18,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:18,133 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:18,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:18,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:18,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:18,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:18" (1/1) ... [2021-11-23 15:58:18,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fcba3fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:18, skipping insertion in model container [2021-11-23 15:58:18,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:18" (1/1) ... [2021-11-23 15:58:18,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:18,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:21,462 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_0b217281-0c77-426f-b606-a16cbd69eadd/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[381679,381692] [2021-11-23 15:58:21,494 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_0b217281-0c77-426f-b606-a16cbd69eadd/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:58:21,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:21,718 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:23,299 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_0b217281-0c77-426f-b606-a16cbd69eadd/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[381679,381692] [2021-11-23 15:58:23,304 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_0b217281-0c77-426f-b606-a16cbd69eadd/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:58:23,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:23,433 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:23,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23 WrapperNode [2021-11-23 15:58:23,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:23,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:23,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:23,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:23,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:23,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:24,149 INFO L137 Inliner]: procedures = 47, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12541 [2021-11-23 15:58:24,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:24,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:24,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:24,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:24,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:24,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:24,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:24,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:24,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:24,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:24,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:24,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:24,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:24,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:24,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:24,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:23" (1/1) ... [2021-11-23 15:58:24,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:24,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:24,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:24,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:24,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:24,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:58:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:58:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:58:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:58:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:58:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:58:24,974 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:58:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:58:24,974 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:58:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:58:24,975 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:58:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:58:24,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:24,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:25,124 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:25,126 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:37,709 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:37,815 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 15:58:37,824 INFO L158 Benchmark]: Toolchain (without parser) took 19688.69ms. Allocated memory was 71.3MB in the beginning and 864.0MB in the end (delta: 792.7MB). Free memory was 32.8MB in the beginning and 226.6MB in the end (delta: -193.8MB). Peak memory consumption was 600.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:37,826 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:37,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5300.11ms. Allocated memory was 71.3MB in the beginning and 216.0MB in the end (delta: 144.7MB). Free memory was 32.6MB in the beginning and 88.2MB in the end (delta: -55.5MB). Peak memory consumption was 104.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:37,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 713.97ms. Allocated memory was 216.0MB in the beginning and 432.0MB in the end (delta: 216.0MB). Free memory was 88.2MB in the beginning and 293.9MB in the end (delta: -205.8MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:37,830 INFO L158 Benchmark]: Boogie Preprocessor took 713.55ms. Allocated memory is still 432.0MB. Free memory was 293.9MB in the beginning and 267.7MB in the end (delta: 26.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:37,832 INFO L158 Benchmark]: RCFGBuilder took 12954.24ms. Allocated memory was 432.0MB in the beginning and 864.0MB in the end (delta: 432.0MB). Free memory was 267.7MB in the beginning and 226.6MB in the end (delta: 41.1MB). Peak memory consumption was 472.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:37,844 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5300.11ms. Allocated memory was 71.3MB in the beginning and 216.0MB in the end (delta: 144.7MB). Free memory was 32.6MB in the beginning and 88.2MB in the end (delta: -55.5MB). Peak memory consumption was 104.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 713.97ms. Allocated memory was 216.0MB in the beginning and 432.0MB in the end (delta: 216.0MB). Free memory was 88.2MB in the beginning and 293.9MB in the end (delta: -205.8MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 713.55ms. Allocated memory is still 432.0MB. Free memory was 293.9MB in the beginning and 267.7MB in the end (delta: 26.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 12954.24ms. Allocated memory was 432.0MB in the beginning and 864.0MB in the end (delta: 432.0MB). Free memory was 267.7MB in the beginning and 226.6MB in the end (delta: 41.1MB). Peak memory consumption was 472.0MB. 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 15:58:37,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b217281-0c77-426f-b606-a16cbd69eadd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable