./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/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 12040a15adbfbac5c2e9f20bae26c10925cfaa6501d267b475499f3f937f66c2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:43,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:43,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:43,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:43,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:43,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:43,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:43,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:43,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:43,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:43,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:43,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:43,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:43,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:43,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:43,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:43,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:43,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:43,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:43,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:43,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:43,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:43,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:43,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:43,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:43,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:43,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:43,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:43,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:43,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:43,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:43,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:43,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:43,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:43,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:43,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:43,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:43,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:43,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:43,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:43,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:43,277 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:43,319 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:43,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:43,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:43,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:43,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:43,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:43,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:43,323 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:43,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:43,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:43,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:43,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:43,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:43,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:43,325 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:43,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:43,326 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:43,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:43,326 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:43,326 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:43,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:43,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:43,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:43,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:43,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:43,328 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:43,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:43,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:43,329 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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12040a15adbfbac5c2e9f20bae26c10925cfaa6501d267b475499f3f937f66c2 [2021-11-23 15:53:43,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:43,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:43,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:43,691 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:43,694 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:43,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c [2021-11-23 15:53:43,785 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/data/c388f651c/f5a883682313459783d879e62468ec09/FLAG17cd6d7b3 [2021-11-23 15:53:44,884 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:44,886 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c [2021-11-23 15:53:44,956 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/data/c388f651c/f5a883682313459783d879e62468ec09/FLAG17cd6d7b3 [2021-11-23 15:53:45,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/data/c388f651c/f5a883682313459783d879e62468ec09 [2021-11-23 15:53:45,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:45,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:45,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:45,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:45,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:45,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d4c953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45, skipping insertion in model container [2021-11-23 15:53:45,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:45,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:47,667 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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c[375709,375722] [2021-11-23 15:53:47,704 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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c[383339,383352] [2021-11-23 15:53:48,048 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:48,058 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:49,330 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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c[375709,375722] [2021-11-23 15:53:49,341 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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c[383339,383352] [2021-11-23 15:53:49,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:49,452 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:49,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49 WrapperNode [2021-11-23 15:53:49,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:49,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:49,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:49,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:49,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49" (1/1) ... [2021-11-23 15:53:49,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49" (1/1) ... [2021-11-23 15:53:50,165 INFO L137 Inliner]: procedures = 68, calls = 77, calls flagged for inlining = 46, calls inlined = 46, statements flattened = 13199 [2021-11-23 15:53:50,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:50,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:50,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:50,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:50,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49" (1/1) ... [2021-11-23 15:53:50,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49" (1/1) ... [2021-11-23 15:53:50,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49" (1/1) ... [2021-11-23 15:53:50,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49" (1/1) ... [2021-11-23 15:53:50,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49" (1/1) ... [2021-11-23 15:53:50,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49" (1/1) ... [2021-11-23 15:53:50,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49" (1/1) ... [2021-11-23 15:53:50,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:50,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:50,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:50,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:50,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:49" (1/1) ... [2021-11-23 15:53:50,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:50,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:50,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:50,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:53:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:53:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:53:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:53:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:53:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:53:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:53:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:53:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:53:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:53:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:53:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:53:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:51,120 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:51,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:58,563 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:58,658 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 15:53:58,663 INFO L158 Benchmark]: Toolchain (without parser) took 13517.71ms. Allocated memory was 111.1MB in the beginning and 796.9MB in the end (delta: 685.8MB). Free memory was 51.6MB in the beginning and 230.3MB in the end (delta: -178.7MB). Peak memory consumption was 506.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:58,664 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:58,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4308.23ms. Allocated memory was 111.1MB in the beginning and 201.3MB in the end (delta: 90.2MB). Free memory was 51.3MB in the beginning and 62.4MB in the end (delta: -11.0MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:58,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 710.63ms. Allocated memory was 201.3MB in the beginning and 388.0MB in the end (delta: 186.6MB). Free memory was 62.4MB in the beginning and 253.0MB in the end (delta: -190.7MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2021-11-23 15:53:58,667 INFO L158 Benchmark]: Boogie Preprocessor took 546.63ms. Allocated memory is still 388.0MB. Free memory was 253.0MB in the beginning and 197.4MB in the end (delta: 55.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:58,668 INFO L158 Benchmark]: RCFGBuilder took 7947.25ms. Allocated memory was 388.0MB in the beginning and 796.9MB in the end (delta: 408.9MB). Free memory was 197.4MB in the beginning and 230.3MB in the end (delta: -32.9MB). Peak memory consumption was 373.7MB. Max. memory is 16.1GB. [2021-11-23 15:53:58,671 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 111.1MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4308.23ms. Allocated memory was 111.1MB in the beginning and 201.3MB in the end (delta: 90.2MB). Free memory was 51.3MB in the beginning and 62.4MB in the end (delta: -11.0MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 710.63ms. Allocated memory was 201.3MB in the beginning and 388.0MB in the end (delta: 186.6MB). Free memory was 62.4MB in the beginning and 253.0MB in the end (delta: -190.7MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 546.63ms. Allocated memory is still 388.0MB. Free memory was 253.0MB in the beginning and 197.4MB in the end (delta: 55.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * RCFGBuilder took 7947.25ms. Allocated memory was 388.0MB in the beginning and 796.9MB in the end (delta: 408.9MB). Free memory was 197.4MB in the beginning and 230.3MB in the end (delta: -32.9MB). Peak memory consumption was 373.7MB. 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 15:53:58,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/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 12040a15adbfbac5c2e9f20bae26c10925cfaa6501d267b475499f3f937f66c2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:01,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:01,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:01,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:01,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:01,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:01,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:01,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:01,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:01,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:01,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:01,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:01,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:01,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:01,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:01,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:01,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:01,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:01,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:01,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:01,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:01,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:01,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:01,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:01,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:01,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:01,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:01,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:01,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:01,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:01,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:01,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:01,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:01,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:01,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:01,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:01,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:01,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:01,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:01,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:01,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:01,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:01,458 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:01,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:01,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:01,459 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:01,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:01,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:01,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:01,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:01,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:01,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:01,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:01,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:01,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:01,462 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:01,462 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:01,462 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:01,462 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:01,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:01,463 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:01,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:01,463 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:01,463 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:01,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:01,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:01,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:01,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:01,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:01,464 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:01,465 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:01,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:01,465 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:01,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:01,465 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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12040a15adbfbac5c2e9f20bae26c10925cfaa6501d267b475499f3f937f66c2 [2021-11-23 15:54:01,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:01,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:01,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:01,844 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:01,846 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:01,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c [2021-11-23 15:54:01,927 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/data/3b0d57615/93fbff3f785d4e0ba12d58c8befbdb41/FLAG3a8535f93 [2021-11-23 15:54:03,054 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:03,054 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c [2021-11-23 15:54:03,107 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/data/3b0d57615/93fbff3f785d4e0ba12d58c8befbdb41/FLAG3a8535f93 [2021-11-23 15:54:03,296 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/data/3b0d57615/93fbff3f785d4e0ba12d58c8befbdb41 [2021-11-23 15:54:03,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:03,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:03,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:03,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:03,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:03,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:03" (1/1) ... [2021-11-23 15:54:03,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ced685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:03, skipping insertion in model container [2021-11-23 15:54:03,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:03" (1/1) ... [2021-11-23 15:54:03,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:03,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:05,840 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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c[375709,375722] [2021-11-23 15:54:05,874 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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c[383339,383352] [2021-11-23 15:54:06,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:06,262 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:07,535 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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c[375709,375722] [2021-11-23 15:54:07,547 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_7cfad74e-d80f-48c3-a88b-0ae547bb8577/sv-benchmarks/c/combinations/Problem05_label48+token_ring.12.cil-2.c[383339,383352] [2021-11-23 15:54:07,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:07,661 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:07,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07 WrapperNode [2021-11-23 15:54:07,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:07,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:07,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:07,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:07,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07" (1/1) ... [2021-11-23 15:54:07,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07" (1/1) ... [2021-11-23 15:54:08,353 INFO L137 Inliner]: procedures = 69, calls = 77, calls flagged for inlining = 46, calls inlined = 46, statements flattened = 13157 [2021-11-23 15:54:08,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:08,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:08,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:08,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:08,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07" (1/1) ... [2021-11-23 15:54:08,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07" (1/1) ... [2021-11-23 15:54:08,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07" (1/1) ... [2021-11-23 15:54:08,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07" (1/1) ... [2021-11-23 15:54:08,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07" (1/1) ... [2021-11-23 15:54:08,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07" (1/1) ... [2021-11-23 15:54:08,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07" (1/1) ... [2021-11-23 15:54:08,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:08,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:08,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:08,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:08,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:07" (1/1) ... [2021-11-23 15:54:08,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:08,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:09,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:09,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:54:09,156 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:54:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:54:09,157 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:54:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:54:09,157 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:54:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:54:09,158 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:54:09,158 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:54:09,158 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:54:09,158 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:54:09,158 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:54:09,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:09,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:09,296 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:09,298 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:20,273 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:20,401 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 15:54:20,409 INFO L158 Benchmark]: Toolchain (without parser) took 17106.94ms. Allocated memory was 79.7MB in the beginning and 834.7MB in the end (delta: 755.0MB). Free memory was 47.0MB in the beginning and 352.6MB in the end (delta: -305.6MB). Peak memory consumption was 450.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:20,409 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 60.8MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:20,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4360.43ms. Allocated memory was 79.7MB in the beginning and 199.2MB in the end (delta: 119.5MB). Free memory was 46.8MB in the beginning and 76.2MB in the end (delta: -29.5MB). Peak memory consumption was 102.0MB. Max. memory is 16.1GB. [2021-11-23 15:54:20,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 691.20ms. Allocated memory was 199.2MB in the beginning and 371.2MB in the end (delta: 172.0MB). Free memory was 76.2MB in the beginning and 233.1MB in the end (delta: -156.9MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:20,414 INFO L158 Benchmark]: Boogie Preprocessor took 610.86ms. Allocated memory is still 371.2MB. Free memory was 233.1MB in the beginning and 190.1MB in the end (delta: 43.0MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-11-23 15:54:20,415 INFO L158 Benchmark]: RCFGBuilder took 11437.23ms. Allocated memory was 371.2MB in the beginning and 834.7MB in the end (delta: 463.5MB). Free memory was 190.1MB in the beginning and 352.6MB in the end (delta: -162.5MB). Peak memory consumption was 302.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:20,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 60.8MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4360.43ms. Allocated memory was 79.7MB in the beginning and 199.2MB in the end (delta: 119.5MB). Free memory was 46.8MB in the beginning and 76.2MB in the end (delta: -29.5MB). Peak memory consumption was 102.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 691.20ms. Allocated memory was 199.2MB in the beginning and 371.2MB in the end (delta: 172.0MB). Free memory was 76.2MB in the beginning and 233.1MB in the end (delta: -156.9MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 610.86ms. Allocated memory is still 371.2MB. Free memory was 233.1MB in the beginning and 190.1MB in the end (delta: 43.0MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * RCFGBuilder took 11437.23ms. Allocated memory was 371.2MB in the beginning and 834.7MB in the end (delta: 463.5MB). Free memory was 190.1MB in the beginning and 352.6MB in the end (delta: -162.5MB). Peak memory consumption was 302.7MB. 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 15:54:20,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cfad74e-d80f-48c3-a88b-0ae547bb8577/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