./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/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_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/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_d6069caa-bf32-44af-b473-45634d85c4ea/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 eb02e23cacfa9dfcb6b910fbdb7f96346be741b0dc92ba35a0c3f2fde349f0cf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:38,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:38,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:38,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:38,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:38,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:38,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:38,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:38,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:38,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:38,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:38,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:38,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:38,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:38,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:38,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:38,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:38,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:38,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:38,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:38,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:38,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:38,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:38,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:38,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:38,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:38,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:38,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:38,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:38,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:38,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:38,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:38,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:38,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:38,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:38,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:38,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:38,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:38,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:38,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:38,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:38,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:48:38,843 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:38,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:38,845 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:38,845 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:38,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:38,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:38,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:38,847 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:38,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:48:38,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:38,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:38,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:38,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:38,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:38,857 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:38,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:38,857 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:38,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:38,858 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:38,858 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:38,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:38,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:38,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:38,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:38,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:38,860 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:48:38,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:48:38,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:38,860 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_d6069caa-bf32-44af-b473-45634d85c4ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb02e23cacfa9dfcb6b910fbdb7f96346be741b0dc92ba35a0c3f2fde349f0cf [2021-11-23 15:48:39,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:39,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:39,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:39,174 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:39,175 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:39,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c [2021-11-23 15:48:39,250 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/data/aa46c20f9/cee955c4e3c84b0089562fd0e9bad9d2/FLAGd9f5ba3ec [2021-11-23 15:48:40,342 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:40,345 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c [2021-11-23 15:48:40,408 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/data/aa46c20f9/cee955c4e3c84b0089562fd0e9bad9d2/FLAGd9f5ba3ec [2021-11-23 15:48:40,625 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/data/aa46c20f9/cee955c4e3c84b0089562fd0e9bad9d2 [2021-11-23 15:48:40,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:40,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:40,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:40,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:40,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:40,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:40" (1/1) ... [2021-11-23 15:48:40,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1ad787 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:40, skipping insertion in model container [2021-11-23 15:48:40,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:40" (1/1) ... [2021-11-23 15:48:40,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:40,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:43,391 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c[377612,377625] [2021-11-23 15:48:43,430 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_d6069caa-bf32-44af-b473-45634d85c4ea/sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:48:43,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:43,653 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:44,953 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_d6069caa-bf32-44af-b473-45634d85c4ea/sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c[377612,377625] [2021-11-23 15:48:44,962 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_d6069caa-bf32-44af-b473-45634d85c4ea/sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:48:44,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:45,069 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:45,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45 WrapperNode [2021-11-23 15:48:45,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:45,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:45,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:45,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:45,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45" (1/1) ... [2021-11-23 15:48:45,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45" (1/1) ... [2021-11-23 15:48:45,584 INFO L137 Inliner]: procedures = 54, calls = 56, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 12793 [2021-11-23 15:48:45,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:45,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:45,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:45,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:45,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45" (1/1) ... [2021-11-23 15:48:45,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45" (1/1) ... [2021-11-23 15:48:45,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45" (1/1) ... [2021-11-23 15:48:45,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45" (1/1) ... [2021-11-23 15:48:46,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45" (1/1) ... [2021-11-23 15:48:46,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45" (1/1) ... [2021-11-23 15:48:46,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45" (1/1) ... [2021-11-23 15:48:46,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:46,366 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:46,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:46,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:46,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:45" (1/1) ... [2021-11-23 15:48:46,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:46,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:46,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:46,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:48:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:48:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:48:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:48:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:48:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:48:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:48:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:48:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:48:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:48:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:48:46,583 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:48:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:48:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:46,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:46,695 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:46,701 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:54,650 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:54,781 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 15:48:54,787 INFO L158 Benchmark]: Toolchain (without parser) took 14154.79ms. Allocated memory was 121.6MB in the beginning and 935.3MB in the end (delta: 813.7MB). Free memory was 77.9MB in the beginning and 685.2MB in the end (delta: -607.4MB). Peak memory consumption was 453.5MB. Max. memory is 16.1GB. [2021-11-23 15:48:54,789 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory was 50.6MB in the beginning and 50.6MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:54,790 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4437.65ms. Allocated memory was 121.6MB in the beginning and 201.3MB in the end (delta: 79.7MB). Free memory was 77.9MB in the beginning and 84.4MB in the end (delta: -6.5MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:54,792 INFO L158 Benchmark]: Boogie Procedure Inliner took 513.73ms. Allocated memory was 201.3MB in the beginning and 295.7MB in the end (delta: 94.4MB). Free memory was 84.4MB in the beginning and 139.8MB in the end (delta: -55.4MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:54,792 INFO L158 Benchmark]: Boogie Preprocessor took 779.21ms. Allocated memory is still 295.7MB. Free memory was 139.8MB in the beginning and 135.8MB in the end (delta: 3.9MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:54,794 INFO L158 Benchmark]: RCFGBuilder took 8418.62ms. Allocated memory was 295.7MB in the beginning and 935.3MB in the end (delta: 639.6MB). Free memory was 135.8MB in the beginning and 685.2MB in the end (delta: -549.4MB). Peak memory consumption was 337.6MB. Max. memory is 16.1GB. [2021-11-23 15:48:54,803 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory was 50.6MB in the beginning and 50.6MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4437.65ms. Allocated memory was 121.6MB in the beginning and 201.3MB in the end (delta: 79.7MB). Free memory was 77.9MB in the beginning and 84.4MB in the end (delta: -6.5MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 513.73ms. Allocated memory was 201.3MB in the beginning and 295.7MB in the end (delta: 94.4MB). Free memory was 84.4MB in the beginning and 139.8MB in the end (delta: -55.4MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 779.21ms. Allocated memory is still 295.7MB. Free memory was 139.8MB in the beginning and 135.8MB in the end (delta: 3.9MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8418.62ms. Allocated memory was 295.7MB in the beginning and 935.3MB in the end (delta: 639.6MB). Free memory was 135.8MB in the beginning and 685.2MB in the end (delta: -549.4MB). Peak memory consumption was 337.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:48:54,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/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_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/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_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/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_d6069caa-bf32-44af-b473-45634d85c4ea/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 eb02e23cacfa9dfcb6b910fbdb7f96346be741b0dc92ba35a0c3f2fde349f0cf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:57,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:57,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:57,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:57,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:57,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:57,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:57,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:57,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:57,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:57,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:57,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:57,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:57,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:57,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:57,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:57,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:57,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:57,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:57,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:57,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:57,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:57,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:57,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:57,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:57,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:57,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:57,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:57,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:57,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:57,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:57,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:57,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:57,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:57,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:57,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:57,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:57,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:57,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:57,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:57,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:57,651 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:57,699 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:57,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:57,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:57,702 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:57,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:57,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:57,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:57,704 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:57,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:57,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:57,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:57,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:57,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:57,707 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:57,707 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:57,707 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:57,707 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:57,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:57,708 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:57,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:57,708 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:57,708 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:57,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:57,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:57,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:57,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:57,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:57,710 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:57,710 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:57,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:57,711 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:57,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:57,711 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_d6069caa-bf32-44af-b473-45634d85c4ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb02e23cacfa9dfcb6b910fbdb7f96346be741b0dc92ba35a0c3f2fde349f0cf [2021-11-23 15:48:58,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:58,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:58,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:58,144 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:58,144 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:58,147 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c [2021-11-23 15:48:58,220 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/data/baf3f2e6a/8b81050c468249d8a69c7e582057b570/FLAG87a23e028 [2021-11-23 15:48:59,451 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:59,452 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c [2021-11-23 15:48:59,527 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/data/baf3f2e6a/8b81050c468249d8a69c7e582057b570/FLAG87a23e028 [2021-11-23 15:48:59,701 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/data/baf3f2e6a/8b81050c468249d8a69c7e582057b570 [2021-11-23 15:48:59,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:59,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:59,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:59,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:59,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:59,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:59" (1/1) ... [2021-11-23 15:48:59,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6446b14b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:59, skipping insertion in model container [2021-11-23 15:48:59,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:59" (1/1) ... [2021-11-23 15:48:59,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:59,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:02,367 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_d6069caa-bf32-44af-b473-45634d85c4ea/sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c[377612,377625] [2021-11-23 15:49:02,421 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_d6069caa-bf32-44af-b473-45634d85c4ea/sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:49:02,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:02,684 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:04,065 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_d6069caa-bf32-44af-b473-45634d85c4ea/sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c[377612,377625] [2021-11-23 15:49:04,105 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_d6069caa-bf32-44af-b473-45634d85c4ea/sv-benchmarks/c/combinations/Problem05_label47+token_ring.05.cil-1.c[383339,383352] [2021-11-23 15:49:04,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:04,240 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:04,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04 WrapperNode [2021-11-23 15:49:04,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:04,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:04,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:04,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:04,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:04,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:04,874 INFO L137 Inliner]: procedures = 55, calls = 56, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 12765 [2021-11-23 15:49:04,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:04,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:04,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:04,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:04,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:04,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:04,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:04,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:05,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:05,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:05,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:05,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:05,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:05,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:05,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:05,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:05,619 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:05,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:05,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:05,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:49:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:49:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:49:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:49:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:49:05,776 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:49:05,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:05,777 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:49:05,777 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:49:05,777 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:49:05,777 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:49:05,777 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:49:05,778 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:49:05,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:05,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:05,927 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:05,936 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:16,515 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:16,604 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 15:49:16,608 INFO L158 Benchmark]: Toolchain (without parser) took 16902.42ms. Allocated memory was 83.9MB in the beginning and 901.8MB in the end (delta: 817.9MB). Free memory was 49.8MB in the beginning and 663.1MB in the end (delta: -613.3MB). Peak memory consumption was 680.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:16,609 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:16,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4535.14ms. Allocated memory was 83.9MB in the beginning and 222.3MB in the end (delta: 138.4MB). Free memory was 49.6MB in the beginning and 97.0MB in the end (delta: -47.4MB). Peak memory consumption was 87.8MB. Max. memory is 16.1GB. [2021-11-23 15:49:16,611 INFO L158 Benchmark]: Boogie Procedure Inliner took 632.85ms. Allocated memory is still 222.3MB. Free memory was 97.0MB in the beginning and 86.4MB in the end (delta: 10.6MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:16,612 INFO L158 Benchmark]: Boogie Preprocessor took 732.70ms. Allocated memory was 222.3MB in the beginning and 476.1MB in the end (delta: 253.8MB). Free memory was 86.4MB in the beginning and 309.9MB in the end (delta: -223.5MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:16,613 INFO L158 Benchmark]: RCFGBuilder took 10996.60ms. Allocated memory was 476.1MB in the beginning and 901.8MB in the end (delta: 425.7MB). Free memory was 309.9MB in the beginning and 663.1MB in the end (delta: -353.2MB). Peak memory consumption was 548.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:16,617 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4535.14ms. Allocated memory was 83.9MB in the beginning and 222.3MB in the end (delta: 138.4MB). Free memory was 49.6MB in the beginning and 97.0MB in the end (delta: -47.4MB). Peak memory consumption was 87.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 632.85ms. Allocated memory is still 222.3MB. Free memory was 97.0MB in the beginning and 86.4MB in the end (delta: 10.6MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 732.70ms. Allocated memory was 222.3MB in the beginning and 476.1MB in the end (delta: 253.8MB). Free memory was 86.4MB in the beginning and 309.9MB in the end (delta: -223.5MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * RCFGBuilder took 10996.60ms. Allocated memory was 476.1MB in the beginning and 901.8MB in the end (delta: 425.7MB). Free memory was 309.9MB in the beginning and 663.1MB in the end (delta: -353.2MB). Peak memory consumption was 548.3MB. 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 15:49:16,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6069caa-bf32-44af-b473-45634d85c4ea/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable