./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/token_ring.06.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_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/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_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.06.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/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_3146a621-0459-4796-8625-f392a06057e3/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 4d0fbec14d1477738cb6d25ea9b61fc7005f787f2c8a0ac2c555d7e4fa1dbf47 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:34,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:34,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:34,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:34,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:34,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:34,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:34,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:34,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:34,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:34,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:34,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:34,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:34,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:34,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:34,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:34,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:34,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:34,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:34,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:34,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:34,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:34,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:34,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:34,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:34,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:34,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:34,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:34,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:34,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:34,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:34,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:34,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:34,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:34,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:34,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:34,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:34,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:34,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:34,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:34,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:34,863 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:34,892 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:34,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:34,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:34,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:34,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:34,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:34,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:34,898 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:34,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:34,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:34,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:34,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:34,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:34,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:34,901 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:34,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:34,902 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:34,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:34,902 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:34,903 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:34,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:34,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:34,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:34,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:34,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:34,904 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:34,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:34,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:34,905 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_3146a621-0459-4796-8625-f392a06057e3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d0fbec14d1477738cb6d25ea9b61fc7005f787f2c8a0ac2c555d7e4fa1dbf47 [2021-11-23 15:52:35,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:35,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:35,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:35,271 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:35,272 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:35,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/systemc/token_ring.06.cil-2.c [2021-11-23 15:52:35,362 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/data/8229a6b41/de3649c82a674af6927cf29eddecd062/FLAGf1068f5d4 [2021-11-23 15:52:35,918 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:35,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/sv-benchmarks/c/systemc/token_ring.06.cil-2.c [2021-11-23 15:52:35,945 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/data/8229a6b41/de3649c82a674af6927cf29eddecd062/FLAGf1068f5d4 [2021-11-23 15:52:36,248 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/data/8229a6b41/de3649c82a674af6927cf29eddecd062 [2021-11-23 15:52:36,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:36,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:36,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:36,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:36,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:36,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a75f6bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36, skipping insertion in model container [2021-11-23 15:52:36,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:36,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:36,504 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_3146a621-0459-4796-8625-f392a06057e3/sv-benchmarks/c/systemc/token_ring.06.cil-2.c[671,684] [2021-11-23 15:52:36,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:36,620 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:36,633 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_3146a621-0459-4796-8625-f392a06057e3/sv-benchmarks/c/systemc/token_ring.06.cil-2.c[671,684] [2021-11-23 15:52:36,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:36,729 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:36,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36 WrapperNode [2021-11-23 15:52:36,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:36,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:36,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:36,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:36,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,797 INFO L137 Inliner]: procedures = 40, calls = 49, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 505 [2021-11-23 15:52:36,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:36,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:36,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:36,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:36,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:36,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:36,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:36,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:36,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:36" (1/1) ... [2021-11-23 15:52:36,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:36,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:36,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:36,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:36,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:36,956 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:52:36,956 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:52:36,957 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:52:36,957 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:52:36,957 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:52:36,957 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:52:36,957 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:52:36,958 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:52:36,958 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:52:36,958 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:52:36,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:36,958 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:52:36,959 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:52:36,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:36,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:37,056 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:37,058 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:37,722 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:37,808 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 15:52:37,815 INFO L158 Benchmark]: Toolchain (without parser) took 1556.39ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 52.4MB in the beginning and 69.7MB in the end (delta: -17.2MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:37,816 INFO L158 Benchmark]: CDTParser took 0.95ms. Allocated memory is still 88.1MB. Free memory is still 69.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:37,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.64ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 52.2MB in the beginning and 78.0MB in the end (delta: -25.7MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:37,820 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.84ms. Allocated memory is still 107.0MB. Free memory was 78.0MB in the beginning and 75.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:37,821 INFO L158 Benchmark]: Boogie Preprocessor took 50.02ms. Allocated memory is still 107.0MB. Free memory was 75.0MB in the beginning and 72.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:37,822 INFO L158 Benchmark]: RCFGBuilder took 962.12ms. Allocated memory is still 107.0MB. Free memory was 72.5MB in the beginning and 69.7MB in the end (delta: 2.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:37,831 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95ms. Allocated memory is still 88.1MB. Free memory is still 69.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.64ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 52.2MB in the beginning and 78.0MB in the end (delta: -25.7MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.84ms. Allocated memory is still 107.0MB. Free memory was 78.0MB in the beginning and 75.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.02ms. Allocated memory is still 107.0MB. Free memory was 75.0MB in the beginning and 72.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 962.12ms. Allocated memory is still 107.0MB. Free memory was 72.5MB in the beginning and 69.7MB in the end (delta: 2.8MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:37,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/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_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/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_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.06.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/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_3146a621-0459-4796-8625-f392a06057e3/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 4d0fbec14d1477738cb6d25ea9b61fc7005f787f2c8a0ac2c555d7e4fa1dbf47 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:40,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:40,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:40,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:40,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:40,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:40,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:40,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:40,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:40,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:40,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:40,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:40,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:40,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:40,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:40,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:40,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:40,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:40,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:40,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:40,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:40,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:40,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:40,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:40,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:40,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:40,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:40,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:40,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:40,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:40,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:40,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:40,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:40,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:40,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:40,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:40,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:40,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:40,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:40,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:40,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:40,638 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:40,683 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:40,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:40,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:40,685 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:40,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:40,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:40,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:40,688 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:40,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:40,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:40,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:40,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:40,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:40,690 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:40,691 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:40,691 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:40,691 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:40,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:40,692 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:40,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:40,692 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:40,692 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:40,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:40,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:40,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:40,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:40,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:40,694 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:40,694 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:40,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:40,695 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:40,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:40,695 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_3146a621-0459-4796-8625-f392a06057e3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d0fbec14d1477738cb6d25ea9b61fc7005f787f2c8a0ac2c555d7e4fa1dbf47 [2021-11-23 15:52:41,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:41,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:41,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:41,189 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:41,189 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:41,191 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/systemc/token_ring.06.cil-2.c [2021-11-23 15:52:41,261 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/data/80bf1d6a2/f31aa8f83e78440b8ece7f791dee8c60/FLAGeebf78f3e [2021-11-23 15:52:41,876 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:41,877 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/sv-benchmarks/c/systemc/token_ring.06.cil-2.c [2021-11-23 15:52:41,890 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/data/80bf1d6a2/f31aa8f83e78440b8ece7f791dee8c60/FLAGeebf78f3e [2021-11-23 15:52:42,193 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/data/80bf1d6a2/f31aa8f83e78440b8ece7f791dee8c60 [2021-11-23 15:52:42,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:42,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:42,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:42,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:42,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:42,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c1c600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42, skipping insertion in model container [2021-11-23 15:52:42,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:42,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:42,441 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_3146a621-0459-4796-8625-f392a06057e3/sv-benchmarks/c/systemc/token_ring.06.cil-2.c[671,684] [2021-11-23 15:52:42,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:42,590 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:42,605 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_3146a621-0459-4796-8625-f392a06057e3/sv-benchmarks/c/systemc/token_ring.06.cil-2.c[671,684] [2021-11-23 15:52:42,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:42,680 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:42,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42 WrapperNode [2021-11-23 15:52:42,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:42,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:42,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:42,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:42,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,746 INFO L137 Inliner]: procedures = 40, calls = 49, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 486 [2021-11-23 15:52:42,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:42,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:42,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:42,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:42,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:42,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:42,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:42,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:42,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:42" (1/1) ... [2021-11-23 15:52:42,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:42,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:42,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:42,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:42,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:42,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:42,933 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:52:42,933 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:52:42,934 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:52:42,934 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:52:42,934 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:52:42,934 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:52:42,934 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:52:42,936 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:52:42,937 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:52:42,937 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:52:42,938 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:52:42,938 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:52:42,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:42,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:43,108 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:43,125 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:43,894 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:43,960 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 15:52:43,965 INFO L158 Benchmark]: Toolchain (without parser) took 1764.06ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 36.8MB in the beginning and 35.0MB in the end (delta: 1.8MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,965 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:43,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.53ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 36.5MB in the beginning and 51.2MB in the end (delta: -14.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.13ms. Allocated memory is still 73.4MB. Free memory was 51.2MB in the beginning and 48.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,968 INFO L158 Benchmark]: Boogie Preprocessor took 76.78ms. Allocated memory is still 73.4MB. Free memory was 48.2MB in the beginning and 45.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,969 INFO L158 Benchmark]: RCFGBuilder took 1137.93ms. Allocated memory is still 73.4MB. Free memory was 45.6MB in the beginning and 35.0MB in the end (delta: 10.6MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,973 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.53ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 36.5MB in the beginning and 51.2MB in the end (delta: -14.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.13ms. Allocated memory is still 73.4MB. Free memory was 51.2MB in the beginning and 48.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.78ms. Allocated memory is still 73.4MB. Free memory was 48.2MB in the beginning and 45.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1137.93ms. Allocated memory is still 73.4MB. Free memory was 45.6MB in the beginning and 35.0MB in the end (delta: 10.6MB). Peak memory consumption was 15.1MB. 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 15:52:44,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3146a621-0459-4796-8625-f392a06057e3/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