./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/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_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/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_ae854afb-d698-4c14-8df5-b53846031c72/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 695981a417316c4c07ccb52b1c4d12f1832a3ea99763b6fdb28c03b28d3203ad --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:04,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:04,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:04,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:04,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:04,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:04,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:04,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:04,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:04,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:04,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:04,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:04,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:04,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:04,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:04,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:04,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:04,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:04,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:04,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:04,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:04,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:04,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:04,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:04,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:04,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:04,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:04,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:04,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:04,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:04,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:04,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:04,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:04,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:04,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:04,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:04,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:04,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:04,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:04,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:04,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:04,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:04,949 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:04,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:04,951 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:04,951 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:04,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:04,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:04,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:04,953 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:04,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:04,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:04,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:04,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:04,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:04,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:04,961 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:04,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:04,962 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:04,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:04,962 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:04,962 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:04,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:04,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:04,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:04,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:04,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:04,964 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:04,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:04,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:04,964 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_ae854afb-d698-4c14-8df5-b53846031c72/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 695981a417316c4c07ccb52b1c4d12f1832a3ea99763b6fdb28c03b28d3203ad [2021-11-23 15:05:05,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:05,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:05,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:05,280 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:05,281 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:05,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c [2021-11-23 15:05:05,344 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/data/998609b3b/7d58be22ab3241af9b37a9db1c7bdede/FLAGc889d51c3 [2021-11-23 15:05:06,388 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:06,389 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c [2021-11-23 15:05:06,447 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/data/998609b3b/7d58be22ab3241af9b37a9db1c7bdede/FLAGc889d51c3 [2021-11-23 15:05:06,655 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/data/998609b3b/7d58be22ab3241af9b37a9db1c7bdede [2021-11-23 15:05:06,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:06,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:06,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:06,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:06,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:06,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:06" (1/1) ... [2021-11-23 15:05:06,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea0e2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:06, skipping insertion in model container [2021-11-23 15:05:06,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:06" (1/1) ... [2021-11-23 15:05:06,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:06,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:09,197 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_ae854afb-d698-4c14-8df5-b53846031c72/sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c[378560,378573] [2021-11-23 15:05:09,232 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_ae854afb-d698-4c14-8df5-b53846031c72/sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:05:09,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:09,547 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:10,728 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_ae854afb-d698-4c14-8df5-b53846031c72/sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c[378560,378573] [2021-11-23 15:05:10,738 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_ae854afb-d698-4c14-8df5-b53846031c72/sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:05:10,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:10,869 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:10,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10 WrapperNode [2021-11-23 15:05:10,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:10,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:10,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:10,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:10,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:11,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:11,442 INFO L137 Inliner]: procedures = 62, calls = 69, calls flagged for inlining = 39, calls inlined = 39, statements flattened = 13030 [2021-11-23 15:05:11,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:11,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:11,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:11,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:11,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:11,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:11,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:11,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:12,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:12,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:12,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:12,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:12,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:12,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:12,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:12,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:12,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:12,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:12,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:12,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:12,335 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:12,335 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:12,336 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:12,336 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:12,336 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:12,336 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:12,336 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:05:12,336 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:05:12,337 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:12,337 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:12,337 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:12,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:12,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:12,544 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:12,546 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:20,134 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:20,293 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 15:05:20,301 INFO L158 Benchmark]: Toolchain (without parser) took 13638.99ms. Allocated memory was 109.1MB in the beginning and 920.6MB in the end (delta: 811.6MB). Free memory was 58.3MB in the beginning and 727.1MB in the end (delta: -668.9MB). Peak memory consumption was 670.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,301 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 61.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:20,304 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4206.71ms. Allocated memory was 109.1MB in the beginning and 241.2MB in the end (delta: 132.1MB). Free memory was 58.3MB in the beginning and 136.2MB in the end (delta: -77.9MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,305 INFO L158 Benchmark]: Boogie Procedure Inliner took 571.71ms. Allocated memory is still 241.2MB. Free memory was 136.2MB in the beginning and 92.9MB in the end (delta: 43.2MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,306 INFO L158 Benchmark]: Boogie Preprocessor took 800.32ms. Allocated memory was 241.2MB in the beginning and 482.3MB in the end (delta: 241.2MB). Free memory was 92.9MB in the beginning and 319.1MB in the end (delta: -226.2MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,307 INFO L158 Benchmark]: RCFGBuilder took 8052.43ms. Allocated memory was 482.3MB in the beginning and 920.6MB in the end (delta: 438.3MB). Free memory was 318.0MB in the beginning and 727.1MB in the end (delta: -409.1MB). Peak memory consumption was 557.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,316 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 61.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4206.71ms. Allocated memory was 109.1MB in the beginning and 241.2MB in the end (delta: 132.1MB). Free memory was 58.3MB in the beginning and 136.2MB in the end (delta: -77.9MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 571.71ms. Allocated memory is still 241.2MB. Free memory was 136.2MB in the beginning and 92.9MB in the end (delta: 43.2MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 800.32ms. Allocated memory was 241.2MB in the beginning and 482.3MB in the end (delta: 241.2MB). Free memory was 92.9MB in the beginning and 319.1MB in the end (delta: -226.2MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * RCFGBuilder took 8052.43ms. Allocated memory was 482.3MB in the beginning and 920.6MB in the end (delta: 438.3MB). Free memory was 318.0MB in the beginning and 727.1MB in the end (delta: -409.1MB). Peak memory consumption was 557.8MB. 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 15:05:20,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/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_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/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_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/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_ae854afb-d698-4c14-8df5-b53846031c72/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 695981a417316c4c07ccb52b1c4d12f1832a3ea99763b6fdb28c03b28d3203ad --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:22,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:22,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:22,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:22,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:22,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:22,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:22,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:22,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:22,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:22,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:22,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:22,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:22,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:22,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:22,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:22,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:22,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:22,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:22,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:22,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:22,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:22,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:22,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:22,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:22,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:22,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:22,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:22,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:22,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:22,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:22,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:22,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:22,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:22,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:22,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:22,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:22,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:22,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:22,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:22,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:22,983 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:23,018 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:23,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:23,020 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:23,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:23,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:23,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:23,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:23,022 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:23,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:23,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:23,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:23,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:23,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:23,023 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:23,023 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:23,024 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:23,024 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:23,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:23,024 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:23,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:23,025 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:23,025 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:23,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:23,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:23,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:23,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:23,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:23,027 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:23,027 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:23,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:23,027 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:23,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:23,028 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_ae854afb-d698-4c14-8df5-b53846031c72/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 695981a417316c4c07ccb52b1c4d12f1832a3ea99763b6fdb28c03b28d3203ad [2021-11-23 15:05:23,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:23,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:23,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:23,481 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:23,481 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:23,483 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c [2021-11-23 15:05:23,587 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/data/dd0912842/8f90d04558014a5bbf6ca5894525e298/FLAG688146306 [2021-11-23 15:05:24,709 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:24,710 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c [2021-11-23 15:05:24,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/data/dd0912842/8f90d04558014a5bbf6ca5894525e298/FLAG688146306 [2021-11-23 15:05:24,982 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/data/dd0912842/8f90d04558014a5bbf6ca5894525e298 [2021-11-23 15:05:24,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:24,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:24,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:24,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:24,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:24,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:24" (1/1) ... [2021-11-23 15:05:24,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f36be31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:24, skipping insertion in model container [2021-11-23 15:05:24,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:24" (1/1) ... [2021-11-23 15:05:25,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:25,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:27,768 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_ae854afb-d698-4c14-8df5-b53846031c72/sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c[378560,378573] [2021-11-23 15:05:27,810 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_ae854afb-d698-4c14-8df5-b53846031c72/sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:05:28,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:28,116 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:29,579 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_ae854afb-d698-4c14-8df5-b53846031c72/sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c[378560,378573] [2021-11-23 15:05:29,589 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_ae854afb-d698-4c14-8df5-b53846031c72/sv-benchmarks/c/combinations/Problem05_label42+token_ring.09.cil-2.c[383339,383352] [2021-11-23 15:05:29,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:29,715 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:29,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29 WrapperNode [2021-11-23 15:05:29,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:29,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:29,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:29,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:29,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:29,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:30,337 INFO L137 Inliner]: procedures = 63, calls = 69, calls flagged for inlining = 39, calls inlined = 39, statements flattened = 12993 [2021-11-23 15:05:30,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:30,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:30,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:30,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:30,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:30,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:30,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:30,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:30,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:30,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:31,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:31,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:31,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:31,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:31,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:31,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:31,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:31,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:31,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:31,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:31,280 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:31,280 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:31,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:31,280 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:05:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:05:31,281 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:31,281 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:31,282 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:31,282 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:31,282 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:31,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:31,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:31,471 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:31,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:41,755 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:41,946 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 15:05:41,954 INFO L158 Benchmark]: Toolchain (without parser) took 16965.81ms. Allocated memory was 69.2MB in the beginning and 790.6MB in the end (delta: 721.4MB). Free memory was 31.6MB in the beginning and 603.4MB in the end (delta: -571.8MB). Peak memory consumption was 540.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:41,955 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 56.6MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:41,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4728.32ms. Allocated memory was 69.2MB in the beginning and 197.1MB in the end (delta: 127.9MB). Free memory was 31.4MB in the beginning and 73.8MB in the end (delta: -42.4MB). Peak memory consumption was 87.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:41,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 620.60ms. Allocated memory is still 197.1MB. Free memory was 73.8MB in the beginning and 58.1MB in the end (delta: 15.7MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:41,960 INFO L158 Benchmark]: Boogie Preprocessor took 821.05ms. Allocated memory was 197.1MB in the beginning and 394.3MB in the end (delta: 197.1MB). Free memory was 58.1MB in the beginning and 246.7MB in the end (delta: -188.6MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:41,961 INFO L158 Benchmark]: RCFGBuilder took 10789.85ms. Allocated memory was 394.3MB in the beginning and 790.6MB in the end (delta: 396.4MB). Free memory was 246.7MB in the beginning and 603.4MB in the end (delta: -356.7MB). Peak memory consumption was 430.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:41,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 56.6MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4728.32ms. Allocated memory was 69.2MB in the beginning and 197.1MB in the end (delta: 127.9MB). Free memory was 31.4MB in the beginning and 73.8MB in the end (delta: -42.4MB). Peak memory consumption was 87.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 620.60ms. Allocated memory is still 197.1MB. Free memory was 73.8MB in the beginning and 58.1MB in the end (delta: 15.7MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 821.05ms. Allocated memory was 197.1MB in the beginning and 394.3MB in the end (delta: 197.1MB). Free memory was 58.1MB in the beginning and 246.7MB in the end (delta: -188.6MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * RCFGBuilder took 10789.85ms. Allocated memory was 394.3MB in the beginning and 790.6MB in the end (delta: 396.4MB). Free memory was 246.7MB in the beginning and 603.4MB in the end (delta: -356.7MB). Peak memory consumption was 430.8MB. 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 15:05:42,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae854afb-d698-4c14-8df5-b53846031c72/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