./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/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_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/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_cba1612d-832c-4053-a2b2-e036743706ac/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 38a1f42f3cb7a9f66fd0bd1b473ab60f2efbe0fc9c998d9f18da86c331297566 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:22,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:22,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:22,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:22,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:22,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:22,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:22,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:22,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:22,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:22,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:22,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:22,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:22,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:22,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:22,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:22,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:22,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:22,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:22,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:22,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:22,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:22,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:22,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:22,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:22,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:22,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:22,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:22,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:22,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:22,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:22,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:22,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:22,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:22,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:22,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:22,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:22,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:22,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:22,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:22,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:22,613 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:22,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:22,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:22,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:22,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:22,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:22,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:22,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:22,662 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:22,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:22,662 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:22,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:22,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:22,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:22,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:22,664 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:22,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:22,665 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:22,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:22,665 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:22,665 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:22,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:22,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:22,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:22,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:22,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:22,667 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:22,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:22,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:22,668 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_cba1612d-832c-4053-a2b2-e036743706ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38a1f42f3cb7a9f66fd0bd1b473ab60f2efbe0fc9c998d9f18da86c331297566 [2021-11-23 15:53:22,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:22,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:22,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:22,959 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:22,960 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:22,962 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c [2021-11-23 15:53:23,036 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/data/669ae6f71/bbbe6ae8b1a945f79535bc24f1e7b38c/FLAGa29e4ddf9 [2021-11-23 15:53:24,078 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:24,079 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c [2021-11-23 15:53:24,142 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/data/669ae6f71/bbbe6ae8b1a945f79535bc24f1e7b38c/FLAGa29e4ddf9 [2021-11-23 15:53:24,406 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/data/669ae6f71/bbbe6ae8b1a945f79535bc24f1e7b38c [2021-11-23 15:53:24,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:24,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:24,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:24,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:24,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:24,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:24" (1/1) ... [2021-11-23 15:53:24,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c4499bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:24, skipping insertion in model container [2021-11-23 15:53:24,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:24" (1/1) ... [2021-11-23 15:53:24,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:24,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:27,296 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_cba1612d-832c-4053-a2b2-e036743706ac/sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c[380593,380606] [2021-11-23 15:53:27,330 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_cba1612d-832c-4053-a2b2-e036743706ac/sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c[383339,383352] [2021-11-23 15:53:27,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:27,741 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:28,966 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_cba1612d-832c-4053-a2b2-e036743706ac/sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c[380593,380606] [2021-11-23 15:53:28,982 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_cba1612d-832c-4053-a2b2-e036743706ac/sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c[383339,383352] [2021-11-23 15:53:29,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:29,111 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:29,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29 WrapperNode [2021-11-23 15:53:29,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:29,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:29,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:29,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:29,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29" (1/1) ... [2021-11-23 15:53:29,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29" (1/1) ... [2021-11-23 15:53:29,631 INFO L137 Inliner]: procedures = 68, calls = 78, calls flagged for inlining = 45, calls inlined = 45, statements flattened = 13202 [2021-11-23 15:53:29,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:29,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:29,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:29,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:29,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29" (1/1) ... [2021-11-23 15:53:29,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29" (1/1) ... [2021-11-23 15:53:29,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29" (1/1) ... [2021-11-23 15:53:29,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29" (1/1) ... [2021-11-23 15:53:30,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29" (1/1) ... [2021-11-23 15:53:30,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29" (1/1) ... [2021-11-23 15:53:30,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29" (1/1) ... [2021-11-23 15:53:30,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:30,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:30,187 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:30,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:30,188 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:29" (1/1) ... [2021-11-23 15:53:30,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:30,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:30,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:30,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:30,279 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:53:30,280 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:53:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:53:30,280 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:53:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:53:30,280 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:53:30,280 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:53:30,281 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:53:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:53:30,281 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:53:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:53:30,281 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:53:30,281 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:53:30,282 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:53:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:30,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:30,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:30,506 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:30,509 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:38,546 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:38,702 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 15:53:38,709 INFO L158 Benchmark]: Toolchain (without parser) took 14296.29ms. Allocated memory was 100.7MB in the beginning and 1.0GB in the end (delta: 924.8MB). Free memory was 55.0MB in the beginning and 609.7MB in the end (delta: -554.7MB). Peak memory consumption was 369.0MB. Max. memory is 16.1GB. [2021-11-23 15:53:38,710 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 55.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:38,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4700.44ms. Allocated memory was 100.7MB in the beginning and 318.8MB in the end (delta: 218.1MB). Free memory was 54.6MB in the beginning and 172.5MB in the end (delta: -117.9MB). Peak memory consumption was 155.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:38,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 518.84ms. Allocated memory is still 318.8MB. Free memory was 172.5MB in the beginning and 172.3MB in the end (delta: 195.7kB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:38,714 INFO L158 Benchmark]: Boogie Preprocessor took 553.29ms. Allocated memory is still 318.8MB. Free memory was 172.3MB in the beginning and 139.8MB in the end (delta: 32.5MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:38,716 INFO L158 Benchmark]: RCFGBuilder took 8519.00ms. Allocated memory was 318.8MB in the beginning and 1.0GB in the end (delta: 706.7MB). Free memory was 139.8MB in the beginning and 609.7MB in the end (delta: -469.9MB). Peak memory consumption was 237.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:38,726 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 55.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4700.44ms. Allocated memory was 100.7MB in the beginning and 318.8MB in the end (delta: 218.1MB). Free memory was 54.6MB in the beginning and 172.5MB in the end (delta: -117.9MB). Peak memory consumption was 155.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 518.84ms. Allocated memory is still 318.8MB. Free memory was 172.5MB in the beginning and 172.3MB in the end (delta: 195.7kB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 553.29ms. Allocated memory is still 318.8MB. Free memory was 172.3MB in the beginning and 139.8MB in the end (delta: 32.5MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * RCFGBuilder took 8519.00ms. Allocated memory was 318.8MB in the beginning and 1.0GB in the end (delta: 706.7MB). Free memory was 139.8MB in the beginning and 609.7MB in the end (delta: -469.9MB). Peak memory consumption was 237.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:38,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/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_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/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_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/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_cba1612d-832c-4053-a2b2-e036743706ac/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 38a1f42f3cb7a9f66fd0bd1b473ab60f2efbe0fc9c998d9f18da86c331297566 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:41,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:41,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:41,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:41,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:41,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:41,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:41,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:41,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:41,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:41,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:41,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:41,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:41,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:41,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:41,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:41,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:41,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:41,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:41,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:41,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:41,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:41,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:41,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:41,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:41,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:41,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:41,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:41,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:41,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:41,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:41,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:41,394 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:41,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:41,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:41,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:41,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:41,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:41,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:41,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:41,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:41,402 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:41,446 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:41,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:41,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:41,448 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:41,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:41,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:41,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:41,451 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:41,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:41,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:41,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:41,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:41,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:41,453 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:41,453 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:41,453 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:41,454 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:41,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:41,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:41,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:41,455 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:41,455 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:41,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:41,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:41,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:41,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:41,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:41,456 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:41,457 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:41,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:41,457 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:41,457 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:41,458 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_cba1612d-832c-4053-a2b2-e036743706ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38a1f42f3cb7a9f66fd0bd1b473ab60f2efbe0fc9c998d9f18da86c331297566 [2021-11-23 15:53:41,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:41,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:41,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:41,864 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:41,865 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:41,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c [2021-11-23 15:53:41,931 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/data/4feda1b51/3ec4f2a29bc640e8a8a1dfbf17f35748/FLAG05434a77d [2021-11-23 15:53:43,119 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:43,119 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c [2021-11-23 15:53:43,179 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/data/4feda1b51/3ec4f2a29bc640e8a8a1dfbf17f35748/FLAG05434a77d [2021-11-23 15:53:43,333 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/data/4feda1b51/3ec4f2a29bc640e8a8a1dfbf17f35748 [2021-11-23 15:53:43,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:43,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:43,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:43,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:43,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:43,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:43" (1/1) ... [2021-11-23 15:53:43,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6021e192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:43, skipping insertion in model container [2021-11-23 15:53:43,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:43" (1/1) ... [2021-11-23 15:53:43,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:43,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:46,101 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_cba1612d-832c-4053-a2b2-e036743706ac/sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c[380593,380606] [2021-11-23 15:53:46,129 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_cba1612d-832c-4053-a2b2-e036743706ac/sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c[383339,383352] [2021-11-23 15:53:46,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:46,492 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:47,821 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_cba1612d-832c-4053-a2b2-e036743706ac/sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c[380593,380606] [2021-11-23 15:53:47,829 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_cba1612d-832c-4053-a2b2-e036743706ac/sv-benchmarks/c/combinations/Problem05_label49+token_ring.14.cil.c[383339,383352] [2021-11-23 15:53:47,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:47,941 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:47,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47 WrapperNode [2021-11-23 15:53:47,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:47,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:47,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:47,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:47,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:48,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:48,433 INFO L137 Inliner]: procedures = 69, calls = 78, calls flagged for inlining = 45, calls inlined = 45, statements flattened = 13159 [2021-11-23 15:53:48,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:48,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:48,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:48,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:48,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:48,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:48,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:48,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:48,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:48,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:48,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:49,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:49,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:49,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:49,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:49,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:49,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:49,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:49,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:49,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:53:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:53:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:53:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:53:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:53:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:53:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:53:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:53:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:53:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:53:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:53:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:53:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:53:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:53:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:49,547 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:49,549 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:00,533 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:00,628 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 15:54:00,636 INFO L158 Benchmark]: Toolchain (without parser) took 17296.28ms. Allocated memory was 67.1MB in the beginning and 809.5MB in the end (delta: 742.4MB). Free memory was 29.2MB in the beginning and 430.2MB in the end (delta: -401.0MB). Peak memory consumption was 414.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:00,637 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 30.4MB in the beginning and 30.3MB in the end (delta: 31.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:00,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4603.26ms. Allocated memory was 67.1MB in the beginning and 268.4MB in the end (delta: 201.3MB). Free memory was 28.9MB in the beginning and 125.5MB in the end (delta: -96.6MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:00,639 INFO L158 Benchmark]: Boogie Procedure Inliner took 491.03ms. Allocated memory is still 268.4MB. Free memory was 124.4MB in the beginning and 101.3MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:00,640 INFO L158 Benchmark]: Boogie Preprocessor took 713.03ms. Allocated memory is still 268.4MB. Free memory was 101.3MB in the beginning and 106.6MB in the end (delta: -5.3MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:00,641 INFO L158 Benchmark]: RCFGBuilder took 11483.67ms. Allocated memory was 268.4MB in the beginning and 809.5MB in the end (delta: 541.1MB). Free memory was 106.6MB in the beginning and 430.2MB in the end (delta: -323.6MB). Peak memory consumption was 291.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:00,651 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 30.4MB in the beginning and 30.3MB in the end (delta: 31.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4603.26ms. Allocated memory was 67.1MB in the beginning and 268.4MB in the end (delta: 201.3MB). Free memory was 28.9MB in the beginning and 125.5MB in the end (delta: -96.6MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 491.03ms. Allocated memory is still 268.4MB. Free memory was 124.4MB in the beginning and 101.3MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 713.03ms. Allocated memory is still 268.4MB. Free memory was 101.3MB in the beginning and 106.6MB in the end (delta: -5.3MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11483.67ms. Allocated memory was 268.4MB in the beginning and 809.5MB in the end (delta: 541.1MB). Free memory was 106.6MB in the beginning and 430.2MB in the end (delta: -323.6MB). Peak memory consumption was 291.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:00,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba1612d-832c-4053-a2b2-e036743706ac/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