./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.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_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/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_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/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_eed5935f-80a5-4156-81ac-52146dbd8549/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 416d3b74bdc0e830f927a3018e8747e6a310d2a238902dccf396a8065404f3af --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:52,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:52,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:52,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:52,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:52,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:52,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:52,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:52,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:52,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:52,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:52,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:52,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:52,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:52,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:52,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:52,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:52,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:52,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:52,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:52,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:52,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:52,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:52,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:52,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:52,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:52,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:52,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:52,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:52,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:52,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:52,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:52,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:52,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:52,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:52,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:52,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:52,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:52,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:52,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:52,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:52,222 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:52,246 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:52,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:52,248 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:52,248 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:52,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:52,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:52,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:52,249 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:52,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:52,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:52,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:52,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:52,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:52,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:52,251 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:52,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:52,251 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:52,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:52,252 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:52,252 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:52,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:52,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:52,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:52,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:52,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:52,254 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:52,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:52,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:52,254 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_eed5935f-80a5-4156-81ac-52146dbd8549/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 416d3b74bdc0e830f927a3018e8747e6a310d2a238902dccf396a8065404f3af [2021-11-23 15:01:52,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:52,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:52,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:52,554 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:52,555 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:52,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c [2021-11-23 15:01:52,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/data/6a10fe970/5fc7b094f3204fc2b516ad98d18ae21a/FLAG7a35ed566 [2021-11-23 15:01:53,627 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:53,628 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c [2021-11-23 15:01:53,687 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/data/6a10fe970/5fc7b094f3204fc2b516ad98d18ae21a/FLAG7a35ed566 [2021-11-23 15:01:53,934 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/data/6a10fe970/5fc7b094f3204fc2b516ad98d18ae21a [2021-11-23 15:01:53,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:53,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:53,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:53,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:53,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:53,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27aa9939 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53, skipping insertion in model container [2021-11-23 15:01:53,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:54,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:56,657 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_eed5935f-80a5-4156-81ac-52146dbd8549/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c[378560,378573] [2021-11-23 15:01:56,688 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_eed5935f-80a5-4156-81ac-52146dbd8549/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:01:56,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:56,900 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:58,202 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_eed5935f-80a5-4156-81ac-52146dbd8549/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c[378560,378573] [2021-11-23 15:01:58,212 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_eed5935f-80a5-4156-81ac-52146dbd8549/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:01:58,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:58,321 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:58,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58 WrapperNode [2021-11-23 15:01:58,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:58,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:58,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:58,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:58,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,928 INFO L137 Inliner]: procedures = 50, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12677 [2021-11-23 15:01:58,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:58,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:58,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:58,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:58,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:59,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:59,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:59,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:59,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:59,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:59,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:59,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:01:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:01:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:01:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:01:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:01:59,764 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:01:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:01:59,764 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:01:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:01:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:01:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:01:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:01:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:59,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:59,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:59,932 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:59,935 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:08,973 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:09,106 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 15:02:09,118 INFO L158 Benchmark]: Toolchain (without parser) took 15177.21ms. Allocated memory was 92.3MB in the beginning and 861.9MB in the end (delta: 769.7MB). Free memory was 37.1MB in the beginning and 520.2MB in the end (delta: -483.1MB). Peak memory consumption was 363.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:09,120 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 68.2MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:09,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4382.68ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 36.8MB in the beginning and 66.2MB in the end (delta: -29.4MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:09,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 605.86ms. Allocated memory was 182.5MB in the beginning and 274.7MB in the end (delta: 92.3MB). Free memory was 66.2MB in the beginning and 134.6MB in the end (delta: -68.4MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:09,124 INFO L158 Benchmark]: Boogie Preprocessor took 647.99ms. Allocated memory is still 274.7MB. Free memory was 134.6MB in the beginning and 119.2MB in the end (delta: 15.4MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:09,126 INFO L158 Benchmark]: RCFGBuilder took 9536.11ms. Allocated memory was 274.7MB in the beginning and 861.9MB in the end (delta: 587.2MB). Free memory was 118.8MB in the beginning and 520.2MB in the end (delta: -401.4MB). Peak memory consumption was 264.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:09,136 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 92.3MB. Free memory was 68.3MB in the beginning and 68.2MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4382.68ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 36.8MB in the beginning and 66.2MB in the end (delta: -29.4MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 605.86ms. Allocated memory was 182.5MB in the beginning and 274.7MB in the end (delta: 92.3MB). Free memory was 66.2MB in the beginning and 134.6MB in the end (delta: -68.4MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 647.99ms. Allocated memory is still 274.7MB. Free memory was 134.6MB in the beginning and 119.2MB in the end (delta: 15.4MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * RCFGBuilder took 9536.11ms. Allocated memory was 274.7MB in the beginning and 861.9MB in the end (delta: 587.2MB). Free memory was 118.8MB in the beginning and 520.2MB in the end (delta: -401.4MB). Peak memory consumption was 264.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:09,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/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_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/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_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/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_eed5935f-80a5-4156-81ac-52146dbd8549/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 416d3b74bdc0e830f927a3018e8747e6a310d2a238902dccf396a8065404f3af --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:11,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:11,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:11,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:11,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:11,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:11,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:11,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:11,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:11,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:11,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:11,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:11,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:11,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:11,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:11,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:11,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:11,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:11,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:11,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:11,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:11,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:11,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:11,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:11,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:11,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:11,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:11,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:11,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:11,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:11,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:11,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:11,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:11,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:11,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:11,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:11,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:11,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:11,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:11,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:11,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:11,914 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:11,960 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:11,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:11,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:11,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:11,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:11,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:11,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:11,964 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:11,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:11,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:11,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:11,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:11,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:11,967 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:11,967 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:11,967 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:11,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:11,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:11,968 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:11,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:11,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:11,968 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:11,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:11,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:11,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:11,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:11,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:11,970 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:11,970 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:11,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:11,971 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:11,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:11,971 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_eed5935f-80a5-4156-81ac-52146dbd8549/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 416d3b74bdc0e830f927a3018e8747e6a310d2a238902dccf396a8065404f3af [2021-11-23 15:02:12,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:12,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:12,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:12,449 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:12,450 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:12,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c [2021-11-23 15:02:12,530 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/data/0a13a55cd/fa2eaaed65b44492adea066db8c24885/FLAGafe11bd22 [2021-11-23 15:02:13,623 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:13,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c [2021-11-23 15:02:13,677 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/data/0a13a55cd/fa2eaaed65b44492adea066db8c24885/FLAGafe11bd22 [2021-11-23 15:02:13,913 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/data/0a13a55cd/fa2eaaed65b44492adea066db8c24885 [2021-11-23 15:02:13,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:13,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:13,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:13,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:13,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:13,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:13,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb6b86c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13, skipping insertion in model container [2021-11-23 15:02:13,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:13,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:14,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:16,729 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_eed5935f-80a5-4156-81ac-52146dbd8549/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c[378560,378573] [2021-11-23 15:02:16,765 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_eed5935f-80a5-4156-81ac-52146dbd8549/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:02:16,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:16,996 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:18,324 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_eed5935f-80a5-4156-81ac-52146dbd8549/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c[378560,378573] [2021-11-23 15:02:18,343 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_eed5935f-80a5-4156-81ac-52146dbd8549/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-2.c[383339,383352] [2021-11-23 15:02:18,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:18,446 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:18,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18 WrapperNode [2021-11-23 15:02:18,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:18,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:18,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:18,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:18,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18" (1/1) ... [2021-11-23 15:02:18,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18" (1/1) ... [2021-11-23 15:02:19,086 INFO L137 Inliner]: procedures = 51, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12653 [2021-11-23 15:02:19,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:19,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:19,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:19,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:19,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18" (1/1) ... [2021-11-23 15:02:19,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18" (1/1) ... [2021-11-23 15:02:19,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18" (1/1) ... [2021-11-23 15:02:19,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18" (1/1) ... [2021-11-23 15:02:19,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18" (1/1) ... [2021-11-23 15:02:19,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18" (1/1) ... [2021-11-23 15:02:19,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18" (1/1) ... [2021-11-23 15:02:19,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:19,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:19,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:19,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:19,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:18" (1/1) ... [2021-11-23 15:02:19,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:19,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:19,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:19,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:19,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:19,966 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:02:19,966 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:02:19,966 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:02:19,966 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:02:19,966 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:02:19,967 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:02:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:02:19,967 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:02:19,967 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:02:19,967 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:02:19,968 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:02:19,968 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:02:19,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:19,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:20,162 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:20,164 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:31,167 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:31,276 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 15:02:31,280 INFO L158 Benchmark]: Toolchain (without parser) took 17360.23ms. Allocated memory was 69.2MB in the beginning and 1.0GB in the end (delta: 954.2MB). Free memory was 36.8MB in the beginning and 680.6MB in the end (delta: -643.8MB). Peak memory consumption was 394.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:31,281 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:31,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4525.59ms. Allocated memory was 69.2MB in the beginning and 184.5MB in the end (delta: 115.3MB). Free memory was 36.6MB in the beginning and 59.2MB in the end (delta: -22.6MB). Peak memory consumption was 102.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:31,284 INFO L158 Benchmark]: Boogie Procedure Inliner took 638.22ms. Allocated memory was 184.5MB in the beginning and 283.1MB in the end (delta: 98.6MB). Free memory was 59.2MB in the beginning and 146.1MB in the end (delta: -86.9MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:31,285 INFO L158 Benchmark]: Boogie Preprocessor took 739.50ms. Allocated memory was 283.1MB in the beginning and 585.1MB in the end (delta: 302.0MB). Free memory was 146.1MB in the beginning and 447.9MB in the end (delta: -301.8MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:31,286 INFO L158 Benchmark]: RCFGBuilder took 11450.59ms. Allocated memory was 585.1MB in the beginning and 1.0GB in the end (delta: 438.3MB). Free memory was 447.9MB in the beginning and 680.6MB in the end (delta: -232.7MB). Peak memory consumption was 290.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:31,290 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4525.59ms. Allocated memory was 69.2MB in the beginning and 184.5MB in the end (delta: 115.3MB). Free memory was 36.6MB in the beginning and 59.2MB in the end (delta: -22.6MB). Peak memory consumption was 102.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 638.22ms. Allocated memory was 184.5MB in the beginning and 283.1MB in the end (delta: 98.6MB). Free memory was 59.2MB in the beginning and 146.1MB in the end (delta: -86.9MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 739.50ms. Allocated memory was 283.1MB in the beginning and 585.1MB in the end (delta: 302.0MB). Free memory was 146.1MB in the beginning and 447.9MB in the end (delta: -301.8MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * RCFGBuilder took 11450.59ms. Allocated memory was 585.1MB in the beginning and 1.0GB in the end (delta: 438.3MB). Free memory was 447.9MB in the beginning and 680.6MB in the end (delta: -232.7MB). Peak memory consumption was 290.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:31,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed5935f-80a5-4156-81ac-52146dbd8549/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