./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.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_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/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_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/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_67319db1-c839-43e7-81fe-7be6167e7618/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 906e84f0a25a0f5132fcddd369ea6157dd86409b963593c3fbd2737ae25908f1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:41,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:41,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:41,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:41,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:41,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:41,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:41,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:41,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:41,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:41,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:41,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:41,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:41,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:41,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:41,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:41,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:41,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:41,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:41,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:41,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:41,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:41,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:41,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:41,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:41,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:41,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:41,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:41,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:41,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:41,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:41,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:41,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:41,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:41,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:41,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:41,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:41,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:41,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:41,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:41,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:41,817 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:41,857 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:41,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:41,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:41,863 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:41,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:41,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:41,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:41,865 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:41,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:41,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:41,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:41,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:41,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:41,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:41,874 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:41,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:41,874 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:41,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:41,875 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:41,875 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:41,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:41,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:41,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:41,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:41,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:41,876 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:41,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:41,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:41,877 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_67319db1-c839-43e7-81fe-7be6167e7618/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 906e84f0a25a0f5132fcddd369ea6157dd86409b963593c3fbd2737ae25908f1 [2021-11-23 15:55:42,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:42,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:42,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:42,198 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:42,199 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:42,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c [2021-11-23 15:55:42,267 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/data/bcef64698/ff2ab0c5b309439eba5ec0c30e7f1ba9/FLAG8764750fa [2021-11-23 15:55:43,393 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:43,395 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c [2021-11-23 15:55:43,466 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/data/bcef64698/ff2ab0c5b309439eba5ec0c30e7f1ba9/FLAG8764750fa [2021-11-23 15:55:43,700 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/data/bcef64698/ff2ab0c5b309439eba5ec0c30e7f1ba9 [2021-11-23 15:55:43,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:43,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:43,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:43,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:43,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:43,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@721c608d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43, skipping insertion in model container [2021-11-23 15:55:43,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:43,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:46,455 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_67319db1-c839-43e7-81fe-7be6167e7618/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c[382357,382370] [2021-11-23 15:55:46,485 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_67319db1-c839-43e7-81fe-7be6167e7618/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c[383339,383352] [2021-11-23 15:55:46,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:46,839 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:48,125 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_67319db1-c839-43e7-81fe-7be6167e7618/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c[382357,382370] [2021-11-23 15:55:48,129 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_67319db1-c839-43e7-81fe-7be6167e7618/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c[383339,383352] [2021-11-23 15:55:48,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:48,241 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:48,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48 WrapperNode [2021-11-23 15:55:48,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:48,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:48,243 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:48,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:48,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,748 INFO L137 Inliner]: procedures = 64, calls = 72, calls flagged for inlining = 41, calls inlined = 41, statements flattened = 13088 [2021-11-23 15:55:48,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:48,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:48,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:48,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:48,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:49,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:49,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:49,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:49,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:49,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:49,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:49,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:49,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:49,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:49,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:49,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:49,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:49,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:49,600 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:55:49,600 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:55:49,600 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:55:49,601 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:55:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:55:49,601 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:55:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:55:49,602 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:55:49,602 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:55:49,605 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:55:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:55:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:55:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:55:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:55:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:49,881 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:49,883 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:58,008 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:58,115 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 15:55:58,121 INFO L158 Benchmark]: Toolchain (without parser) took 14413.38ms. Allocated memory was 104.9MB in the beginning and 761.3MB in the end (delta: 656.4MB). Free memory was 54.7MB in the beginning and 349.5MB in the end (delta: -294.8MB). Peak memory consumption was 369.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:58,121 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:58,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4535.43ms. Allocated memory was 104.9MB in the beginning and 224.4MB in the end (delta: 119.5MB). Free memory was 54.3MB in the beginning and 109.3MB in the end (delta: -55.0MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:58,125 INFO L158 Benchmark]: Boogie Procedure Inliner took 505.96ms. Allocated memory is still 224.4MB. Free memory was 109.3MB in the beginning and 69.7MB in the end (delta: 39.6MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:58,126 INFO L158 Benchmark]: Boogie Preprocessor took 667.75ms. Allocated memory was 224.4MB in the beginning and 404.8MB in the end (delta: 180.4MB). Free memory was 69.7MB in the beginning and 234.1MB in the end (delta: -164.4MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:58,127 INFO L158 Benchmark]: RCFGBuilder took 8699.01ms. Allocated memory was 404.8MB in the beginning and 761.3MB in the end (delta: 356.5MB). Free memory was 234.1MB in the beginning and 349.5MB in the end (delta: -115.3MB). Peak memory consumption was 250.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:58,137 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 104.9MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4535.43ms. Allocated memory was 104.9MB in the beginning and 224.4MB in the end (delta: 119.5MB). Free memory was 54.3MB in the beginning and 109.3MB in the end (delta: -55.0MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 505.96ms. Allocated memory is still 224.4MB. Free memory was 109.3MB in the beginning and 69.7MB in the end (delta: 39.6MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 667.75ms. Allocated memory was 224.4MB in the beginning and 404.8MB in the end (delta: 180.4MB). Free memory was 69.7MB in the beginning and 234.1MB in the end (delta: -164.4MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8699.01ms. Allocated memory was 404.8MB in the beginning and 761.3MB in the end (delta: 356.5MB). Free memory was 234.1MB in the beginning and 349.5MB in the end (delta: -115.3MB). Peak memory consumption was 250.6MB. 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 15:55:58,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/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_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/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_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/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_67319db1-c839-43e7-81fe-7be6167e7618/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 906e84f0a25a0f5132fcddd369ea6157dd86409b963593c3fbd2737ae25908f1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:00,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:00,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:00,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:00,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:00,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:00,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:00,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:00,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:00,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:00,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:00,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:00,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:00,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:00,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:00,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:00,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:00,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:00,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:00,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:00,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:00,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:00,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:00,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:00,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:00,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:00,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:00,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:00,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:00,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:00,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:00,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:00,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:00,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:00,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:00,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:00,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:00,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:00,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:00,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:00,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:00,836 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:00,881 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:00,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:00,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:00,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:00,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:00,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:00,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:00,886 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:00,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:00,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:00,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:00,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:00,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:00,888 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:00,888 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:00,888 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:00,889 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:00,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:00,889 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:00,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:00,890 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:00,890 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:00,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:00,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:00,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:00,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:00,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:00,891 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:00,891 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:00,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:00,892 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:00,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:00,893 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_67319db1-c839-43e7-81fe-7be6167e7618/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 906e84f0a25a0f5132fcddd369ea6157dd86409b963593c3fbd2737ae25908f1 [2021-11-23 15:56:01,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:01,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:01,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:01,309 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:01,309 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:01,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c [2021-11-23 15:56:01,389 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/data/e47c90095/e2d15e850a6b4f4ba2548ac03a8de0a1/FLAGf997aec91 [2021-11-23 15:56:02,682 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:02,683 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c [2021-11-23 15:56:02,745 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/data/e47c90095/e2d15e850a6b4f4ba2548ac03a8de0a1/FLAGf997aec91 [2021-11-23 15:56:02,767 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/data/e47c90095/e2d15e850a6b4f4ba2548ac03a8de0a1 [2021-11-23 15:56:02,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:02,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:02,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:02,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:02,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:02,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5918d34d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02, skipping insertion in model container [2021-11-23 15:56:02,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:03,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:05,331 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_67319db1-c839-43e7-81fe-7be6167e7618/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c[382357,382370] [2021-11-23 15:56:05,390 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_67319db1-c839-43e7-81fe-7be6167e7618/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c[383339,383352] [2021-11-23 15:56:05,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:05,709 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:06,999 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_67319db1-c839-43e7-81fe-7be6167e7618/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c[382357,382370] [2021-11-23 15:56:07,003 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_67319db1-c839-43e7-81fe-7be6167e7618/sv-benchmarks/c/combinations/Problem05_label46+token_ring.10.cil-1.c[383339,383352] [2021-11-23 15:56:07,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:07,135 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:07,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07 WrapperNode [2021-11-23 15:56:07,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:07,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:07,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:07,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:07,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:07,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:07,803 INFO L137 Inliner]: procedures = 65, calls = 72, calls flagged for inlining = 41, calls inlined = 41, statements flattened = 13049 [2021-11-23 15:56:07,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:07,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:07,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:07,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:07,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:07,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:07,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:07,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:08,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:08,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:08,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:08,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:07" (1/1) ... [2021-11-23 15:56:08,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:08,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:08,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:08,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:56:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:56:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:56:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:56:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:56:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:56:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:56:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:56:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:56:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:56:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:56:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:56:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:56:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:56:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:09,049 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:09,061 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:19,935 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:20,022 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 15:56:20,027 INFO L158 Benchmark]: Toolchain (without parser) took 17253.74ms. Allocated memory was 62.9MB in the beginning and 1.0GB in the end (delta: 968.9MB). Free memory was 30.3MB in the beginning and 790.5MB in the end (delta: -760.2MB). Peak memory consumption was 415.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:20,028 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:20,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4362.48ms. Allocated memory was 62.9MB in the beginning and 257.9MB in the end (delta: 195.0MB). Free memory was 30.2MB in the beginning and 153.2MB in the end (delta: -123.0MB). Peak memory consumption was 119.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:20,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 666.61ms. Allocated memory is still 257.9MB. Free memory was 153.2MB in the beginning and 123.0MB in the end (delta: 30.2MB). Peak memory consumption was 97.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:20,030 INFO L158 Benchmark]: Boogie Preprocessor took 672.76ms. Allocated memory was 257.9MB in the beginning and 515.9MB in the end (delta: 257.9MB). Free memory was 123.0MB in the beginning and 344.5MB in the end (delta: -221.5MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:20,031 INFO L158 Benchmark]: RCFGBuilder took 11545.33ms. Allocated memory was 515.9MB in the beginning and 1.0GB in the end (delta: 515.9MB). Free memory was 344.5MB in the beginning and 790.5MB in the end (delta: -446.0MB). Peak memory consumption was 279.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:20,035 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 62.9MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4362.48ms. Allocated memory was 62.9MB in the beginning and 257.9MB in the end (delta: 195.0MB). Free memory was 30.2MB in the beginning and 153.2MB in the end (delta: -123.0MB). Peak memory consumption was 119.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 666.61ms. Allocated memory is still 257.9MB. Free memory was 153.2MB in the beginning and 123.0MB in the end (delta: 30.2MB). Peak memory consumption was 97.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 672.76ms. Allocated memory was 257.9MB in the beginning and 515.9MB in the end (delta: 257.9MB). Free memory was 123.0MB in the beginning and 344.5MB in the end (delta: -221.5MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * RCFGBuilder took 11545.33ms. Allocated memory was 515.9MB in the beginning and 1.0GB in the end (delta: 515.9MB). Free memory was 344.5MB in the beginning and 790.5MB in the end (delta: -446.0MB). Peak memory consumption was 279.5MB. 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 15:56:20,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67319db1-c839-43e7-81fe-7be6167e7618/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