./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/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 4ea3f29ba9098b2aba97edb9cb7f70305173955e39ba1f1f997318892591c82e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:36,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:36,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:37,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:37,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:37,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:37,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:37,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:37,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:37,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:37,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:37,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:37,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:37,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:37,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:37,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:37,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:37,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:37,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:37,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:37,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:37,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:37,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:37,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:37,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:37,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:37,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:37,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:37,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:37,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:37,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:37,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:37,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:37,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:37,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:37,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:37,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:37,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:37,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:37,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:37,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:37,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:37,149 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:37,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:37,152 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:37,152 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:37,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:37,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:37,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:37,155 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:37,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:37,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:37,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:37,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:37,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:37,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:37,158 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:37,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:37,158 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:37,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:37,159 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:37,159 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:37,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:37,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:37,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:37,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:37,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:37,160 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:37,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:37,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:37,161 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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ea3f29ba9098b2aba97edb9cb7f70305173955e39ba1f1f997318892591c82e [2021-11-23 15:55:37,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:37,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:37,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:37,490 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:37,491 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:37,493 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c [2021-11-23 15:55:37,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/data/50cd12cd9/8fe4289b1ad047fcbd8d3b4a7dd5d034/FLAG50e8a38c1 [2021-11-23 15:55:38,614 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:38,615 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c [2021-11-23 15:55:38,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/data/50cd12cd9/8fe4289b1ad047fcbd8d3b4a7dd5d034/FLAG50e8a38c1 [2021-11-23 15:55:38,900 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/data/50cd12cd9/8fe4289b1ad047fcbd8d3b4a7dd5d034 [2021-11-23 15:55:38,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:38,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:38,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:38,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:38,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:38,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:38,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f35dec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38, skipping insertion in model container [2021-11-23 15:55:38,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:38,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:39,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:41,803 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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c[377069,377082] [2021-11-23 15:55:41,850 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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:55:42,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:42,048 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:43,289 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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c[377069,377082] [2021-11-23 15:55:43,301 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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:55:43,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:43,453 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:43,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43 WrapperNode [2021-11-23 15:55:43,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:43,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:43,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:43,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:43,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,014 INFO L137 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12561 [2021-11-23 15:55:44,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:44,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:44,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:44,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:44,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:44,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:44,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:44,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:44,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:44,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:44,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:44,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:55:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:55:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:55:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:55:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:55:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:55:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:55:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:55:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:55:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:55:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:55:44,953 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:55:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:44,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:45,058 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:45,060 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:53,454 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:53,587 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:53,598 INFO L158 Benchmark]: Toolchain (without parser) took 14690.38ms. Allocated memory was 109.1MB in the beginning and 866.1MB in the end (delta: 757.1MB). Free memory was 60.2MB in the beginning and 359.5MB in the end (delta: -299.3MB). Peak memory consumption was 454.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,599 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 86.0MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:53,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4546.81ms. Allocated memory was 109.1MB in the beginning and 243.3MB in the end (delta: 134.2MB). Free memory was 60.2MB in the beginning and 148.2MB in the end (delta: -88.0MB). Peak memory consumption was 103.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 560.70ms. Allocated memory is still 243.3MB. Free memory was 147.1MB in the beginning and 107.3MB in the end (delta: 39.8MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,604 INFO L158 Benchmark]: Boogie Preprocessor took 842.18ms. Allocated memory was 243.3MB in the beginning and 486.5MB in the end (delta: 243.3MB). Free memory was 107.3MB in the beginning and 335.9MB in the end (delta: -228.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,605 INFO L158 Benchmark]: RCFGBuilder took 8734.70ms. Allocated memory was 486.5MB in the beginning and 866.1MB in the end (delta: 379.6MB). Free memory was 335.9MB in the beginning and 359.5MB in the end (delta: -23.6MB). Peak memory consumption was 355.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,614 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 86.0MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4546.81ms. Allocated memory was 109.1MB in the beginning and 243.3MB in the end (delta: 134.2MB). Free memory was 60.2MB in the beginning and 148.2MB in the end (delta: -88.0MB). Peak memory consumption was 103.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 560.70ms. Allocated memory is still 243.3MB. Free memory was 147.1MB in the beginning and 107.3MB in the end (delta: 39.8MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 842.18ms. Allocated memory was 243.3MB in the beginning and 486.5MB in the end (delta: 243.3MB). Free memory was 107.3MB in the beginning and 335.9MB in the end (delta: -228.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * RCFGBuilder took 8734.70ms. Allocated memory was 486.5MB in the beginning and 866.1MB in the end (delta: 379.6MB). Free memory was 335.9MB in the beginning and 359.5MB in the end (delta: -23.6MB). Peak memory consumption was 355.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:53,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/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 4ea3f29ba9098b2aba97edb9cb7f70305173955e39ba1f1f997318892591c82e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:56,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:56,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:56,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:56,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:56,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:56,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:56,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:56,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:56,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:56,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:56,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:56,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:56,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:56,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:56,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:56,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:56,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:56,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:56,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:56,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:56,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:56,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:56,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:56,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:56,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:56,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:56,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:56,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:56,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:56,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:56,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:56,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:56,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:56,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:56,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:56,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:56,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:56,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:56,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:56,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:56,558 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:56,606 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:56,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:56,608 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:56,608 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:56,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:56,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:56,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:56,610 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:56,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:56,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:56,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:56,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:56,612 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:56,612 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:56,612 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:56,613 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:56,613 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:56,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:56,613 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:56,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:56,614 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:56,614 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:56,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:56,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:56,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:56,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:56,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:56,615 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:56,615 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:56,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:56,616 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:56,616 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:56,616 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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ea3f29ba9098b2aba97edb9cb7f70305173955e39ba1f1f997318892591c82e [2021-11-23 15:55:56,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:57,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:57,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:57,039 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:57,040 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:57,044 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c [2021-11-23 15:55:57,132 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/data/040c06419/b21e441c04af437395a0950d8d5eb81e/FLAG0cb7088fe [2021-11-23 15:55:58,412 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:58,413 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c [2021-11-23 15:55:58,473 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/data/040c06419/b21e441c04af437395a0950d8d5eb81e/FLAG0cb7088fe [2021-11-23 15:55:58,592 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/data/040c06419/b21e441c04af437395a0950d8d5eb81e [2021-11-23 15:55:58,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:58,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:58,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:58,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:58,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:58,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f640d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:58, skipping insertion in model container [2021-11-23 15:55:58,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:58" (1/1) ... [2021-11-23 15:55:58,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:58,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:01,517 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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c[377069,377082] [2021-11-23 15:56:01,561 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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:56:01,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:01,730 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:03,209 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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c[377069,377082] [2021-11-23 15:56:03,219 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_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/sv-benchmarks/c/combinations/Problem05_label40+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:56:03,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:03,309 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:03,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03 WrapperNode [2021-11-23 15:56:03,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:03,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:03,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:03,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:03,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:03,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:03,959 INFO L137 Inliner]: procedures = 47, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12541 [2021-11-23 15:56:03,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:03,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:03,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:03,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:03,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:03,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:04,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:04,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:04,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:04,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:04,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:04,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:04,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:04,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:04,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:04,927 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:56:04,927 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:56:04,927 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:56:04,927 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:56:04,927 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:56:04,927 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:56:04,927 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:56:04,928 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:56:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:56:04,928 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:56:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:56:04,928 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:56:04,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:04,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:05,072 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:05,073 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:16,277 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:16,357 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:16,362 INFO L158 Benchmark]: Toolchain (without parser) took 17765.14ms. Allocated memory was 67.1MB in the beginning and 916.5MB in the end (delta: 849.3MB). Free memory was 35.6MB in the beginning and 430.8MB in the end (delta: -395.2MB). Peak memory consumption was 455.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:16,363 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 67.1MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:16,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4712.68ms. Allocated memory was 67.1MB in the beginning and 224.4MB in the end (delta: 157.3MB). Free memory was 35.5MB in the beginning and 115.6MB in the end (delta: -80.1MB). Peak memory consumption was 107.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:16,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 648.99ms. Allocated memory is still 224.4MB. Free memory was 115.6MB in the beginning and 84.9MB in the end (delta: 30.7MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:16,366 INFO L158 Benchmark]: Boogie Preprocessor took 755.72ms. Allocated memory was 224.4MB in the beginning and 448.8MB in the end (delta: 224.4MB). Free memory was 84.9MB in the beginning and 299.2MB in the end (delta: -214.3MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:16,367 INFO L158 Benchmark]: RCFGBuilder took 11642.40ms. Allocated memory was 448.8MB in the beginning and 916.5MB in the end (delta: 467.7MB). Free memory was 299.2MB in the beginning and 430.8MB in the end (delta: -131.7MB). Peak memory consumption was 337.0MB. Max. memory is 16.1GB. [2021-11-23 15:56:16,370 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 67.1MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4712.68ms. Allocated memory was 67.1MB in the beginning and 224.4MB in the end (delta: 157.3MB). Free memory was 35.5MB in the beginning and 115.6MB in the end (delta: -80.1MB). Peak memory consumption was 107.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 648.99ms. Allocated memory is still 224.4MB. Free memory was 115.6MB in the beginning and 84.9MB in the end (delta: 30.7MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 755.72ms. Allocated memory was 224.4MB in the beginning and 448.8MB in the end (delta: 224.4MB). Free memory was 84.9MB in the beginning and 299.2MB in the end (delta: -214.3MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * RCFGBuilder took 11642.40ms. Allocated memory was 448.8MB in the beginning and 916.5MB in the end (delta: 467.7MB). Free memory was 299.2MB in the beginning and 430.8MB in the end (delta: -131.7MB). Peak memory consumption was 337.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:16,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569f6cdc-d4e8-4cd9-9bdf-151726b1604a/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