./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/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 6e28c81ffc5a1b93c1edca1581014bee1ba1c062c6df3b7a8a783721ae21bc12 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:43,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:43,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:43,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:43,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:43,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:43,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:43,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:43,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:43,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:43,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:43,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:43,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:43,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:43,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:43,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:43,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:43,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:43,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:43,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:43,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:43,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:43,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:43,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:43,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:43,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:43,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:43,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:43,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:43,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:43,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:43,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:43,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:43,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:43,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:43,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:43,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:43,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:43,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:43,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:43,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:43,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:43,323 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:43,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:43,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:43,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:43,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:43,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:43,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:43,338 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:43,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:43,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:43,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:43,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:43,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:43,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:43,341 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:43,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:43,341 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:43,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:43,342 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:43,342 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:43,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:43,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:43,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:43,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:43,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:43,343 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:43,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:43,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:43,344 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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e28c81ffc5a1b93c1edca1581014bee1ba1c062c6df3b7a8a783721ae21bc12 [2021-11-23 15:01:43,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:43,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:43,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:43,650 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:43,651 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:43,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c [2021-11-23 15:01:43,726 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/data/4dba21e77/b86bab5d3c454edc85aff04818952670/FLAG40698995c [2021-11-23 15:01:44,766 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:44,767 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c [2021-11-23 15:01:44,821 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/data/4dba21e77/b86bab5d3c454edc85aff04818952670/FLAG40698995c [2021-11-23 15:01:45,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/data/4dba21e77/b86bab5d3c454edc85aff04818952670 [2021-11-23 15:01:45,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:45,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:45,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:45,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:45,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:45,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@582f130c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45, skipping insertion in model container [2021-11-23 15:01:45,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:45,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:47,687 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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[378560,378573] [2021-11-23 15:01:47,724 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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:01:47,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:47,970 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:49,228 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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[378560,378573] [2021-11-23 15:01:49,241 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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:01:49,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:49,351 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:49,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49 WrapperNode [2021-11-23 15:01:49,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:49,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:49,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:49,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:49,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,055 INFO L137 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12619 [2021-11-23 15:01:50,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:50,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:50,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:50,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:50,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:50,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:50,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:50,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:50,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:49" (1/1) ... [2021-11-23 15:01:50,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:50,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:50,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:50,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:01:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:01:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:01:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:01:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:01:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:01:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:01:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:01:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:01:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:01:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:01:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:01:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:50,903 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:50,904 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:58,291 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:58,382 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 15:01:58,392 INFO L158 Benchmark]: Toolchain (without parser) took 13310.64ms. Allocated memory was 88.1MB in the beginning and 847.2MB in the end (delta: 759.2MB). Free memory was 55.4MB in the beginning and 578.7MB in the end (delta: -523.3MB). Peak memory consumption was 604.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:58,393 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:58,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4271.95ms. Allocated memory was 88.1MB in the beginning and 218.1MB in the end (delta: 130.0MB). Free memory was 55.1MB in the beginning and 115.8MB in the end (delta: -60.7MB). Peak memory consumption was 116.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:58,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 701.89ms. Allocated memory was 218.1MB in the beginning and 423.6MB in the end (delta: 205.5MB). Free memory was 115.8MB in the beginning and 282.9MB in the end (delta: -167.2MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:58,397 INFO L158 Benchmark]: Boogie Preprocessor took 504.93ms. Allocated memory is still 423.6MB. Free memory was 293.4MB in the beginning and 274.0MB in the end (delta: 19.4MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:58,399 INFO L158 Benchmark]: RCFGBuilder took 7808.74ms. Allocated memory was 423.6MB in the beginning and 847.2MB in the end (delta: 423.6MB). Free memory was 273.8MB in the beginning and 578.7MB in the end (delta: -304.9MB). Peak memory consumption was 488.0MB. Max. memory is 16.1GB. [2021-11-23 15:01:58,409 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4271.95ms. Allocated memory was 88.1MB in the beginning and 218.1MB in the end (delta: 130.0MB). Free memory was 55.1MB in the beginning and 115.8MB in the end (delta: -60.7MB). Peak memory consumption was 116.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 701.89ms. Allocated memory was 218.1MB in the beginning and 423.6MB in the end (delta: 205.5MB). Free memory was 115.8MB in the beginning and 282.9MB in the end (delta: -167.2MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 504.93ms. Allocated memory is still 423.6MB. Free memory was 293.4MB in the beginning and 274.0MB in the end (delta: 19.4MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. * RCFGBuilder took 7808.74ms. Allocated memory was 423.6MB in the beginning and 847.2MB in the end (delta: 423.6MB). Free memory was 273.8MB in the beginning and 578.7MB in the end (delta: -304.9MB). Peak memory consumption was 488.0MB. 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 15:01:58,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/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 6e28c81ffc5a1b93c1edca1581014bee1ba1c062c6df3b7a8a783721ae21bc12 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:01,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:01,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:01,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:01,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:01,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:01,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:01,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:01,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:01,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:01,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:01,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:01,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:01,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:01,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:01,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:01,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:01,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:01,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:01,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:01,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:01,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:01,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:01,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:01,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:01,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:01,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:01,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:01,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:01,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:01,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:01,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:01,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:01,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:01,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:01,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:01,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:01,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:01,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:01,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:01,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:01,259 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:01,305 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:01,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:01,307 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:01,307 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:01,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:01,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:01,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:01,311 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:01,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:01,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:01,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:01,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:01,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:01,313 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:01,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:01,314 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:01,314 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:01,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:01,314 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:01,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:01,315 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:01,315 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:01,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:01,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:01,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:01,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:01,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:01,317 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:01,317 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:01,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:01,317 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:01,318 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:01,318 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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e28c81ffc5a1b93c1edca1581014bee1ba1c062c6df3b7a8a783721ae21bc12 [2021-11-23 15:02:01,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:01,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:01,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:01,751 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:01,752 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:01,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c [2021-11-23 15:02:01,838 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/data/6b6c3ea00/7053b8b932f746318678f5beed394ed2/FLAG0356a509b [2021-11-23 15:02:03,074 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:03,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c [2021-11-23 15:02:03,132 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/data/6b6c3ea00/7053b8b932f746318678f5beed394ed2/FLAG0356a509b [2021-11-23 15:02:03,259 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/data/6b6c3ea00/7053b8b932f746318678f5beed394ed2 [2021-11-23 15:02:03,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:03,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:03,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:03,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:03,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:03,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39b511b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:03, skipping insertion in model container [2021-11-23 15:02:03,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:03" (1/1) ... [2021-11-23 15:02:03,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:03,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:06,181 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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[378560,378573] [2021-11-23 15:02:06,216 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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:02:06,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:06,397 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:07,860 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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[378560,378573] [2021-11-23 15:02:07,870 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_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/sv-benchmarks/c/combinations/Problem05_label42+token_ring.02.cil-1.c[383339,383352] [2021-11-23 15:02:07,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:08,017 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:08,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08 WrapperNode [2021-11-23 15:02:08,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:08,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:08,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:08,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:08,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:08,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:08,612 INFO L137 Inliner]: procedures = 49, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12597 [2021-11-23 15:02:08,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:08,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:08,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:08,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:08,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:08,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:08,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:08,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:09,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:09,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:09,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:09,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:09,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:09,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:09,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:02:09,368 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:02:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:02:09,369 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:02:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:02:09,369 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:02:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:02:09,369 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:02:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:02:09,370 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:02:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:02:09,370 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:02:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:09,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:09,545 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:09,549 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:20,474 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:20,566 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 15:02:20,571 INFO L158 Benchmark]: Toolchain (without parser) took 17305.73ms. Allocated memory was 69.2MB in the beginning and 847.2MB in the end (delta: 778.0MB). Free memory was 32.3MB in the beginning and 412.8MB in the end (delta: -380.5MB). Peak memory consumption was 612.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,571 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 32.2MB in the beginning and 32.2MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:20,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4751.99ms. Allocated memory was 69.2MB in the beginning and 211.8MB in the end (delta: 142.6MB). Free memory was 32.2MB in the beginning and 117.7MB in the end (delta: -85.6MB). Peak memory consumption was 105.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 593.59ms. Allocated memory is still 211.8MB. Free memory was 117.7MB in the beginning and 80.6MB in the end (delta: 37.2MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,574 INFO L158 Benchmark]: Boogie Preprocessor took 657.91ms. Allocated memory was 211.8MB in the beginning and 423.6MB in the end (delta: 211.8MB). Free memory was 80.6MB in the beginning and 260.4MB in the end (delta: -179.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,575 INFO L158 Benchmark]: RCFGBuilder took 11295.84ms. Allocated memory was 423.6MB in the beginning and 847.2MB in the end (delta: 423.6MB). Free memory was 260.4MB in the beginning and 412.8MB in the end (delta: -152.4MB). Peak memory consumption was 489.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:20,578 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 52.4MB. Free memory was 32.2MB in the beginning and 32.2MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4751.99ms. Allocated memory was 69.2MB in the beginning and 211.8MB in the end (delta: 142.6MB). Free memory was 32.2MB in the beginning and 117.7MB in the end (delta: -85.6MB). Peak memory consumption was 105.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 593.59ms. Allocated memory is still 211.8MB. Free memory was 117.7MB in the beginning and 80.6MB in the end (delta: 37.2MB). Peak memory consumption was 88.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 657.91ms. Allocated memory was 211.8MB in the beginning and 423.6MB in the end (delta: 211.8MB). Free memory was 80.6MB in the beginning and 260.4MB in the end (delta: -179.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11295.84ms. Allocated memory was 423.6MB in the beginning and 847.2MB in the end (delta: 423.6MB). Free memory was 260.4MB in the beginning and 412.8MB in the end (delta: -152.4MB). Peak memory consumption was 489.7MB. 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 15:02:20,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a98d0f1-3010-4a6e-a40e-31df7f96a9a5/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