./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/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 e5dd58415aac7d1d5a1692f51a0046cae2819bd35dc6a9ac29c06647e84dab1f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:25,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:25,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:25,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:25,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:25,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:25,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:25,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:25,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:25,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:25,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:25,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:25,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:25,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:25,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:25,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:25,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:25,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:25,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:25,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:25,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:25,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:25,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:25,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:25,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:25,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:25,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:25,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:25,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:25,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:25,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:25,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:25,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:25,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:25,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:25,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:25,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:25,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:25,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:25,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:25,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:25,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:25,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:25,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:25,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:25,282 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:25,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:25,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:25,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:25,283 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:25,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:25,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:25,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:25,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:25,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:25,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:25,293 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:25,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:25,294 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:25,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:25,294 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:25,294 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:25,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:25,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:25,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:25,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:25,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:25,296 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:25,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:25,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:25,297 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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5dd58415aac7d1d5a1692f51a0046cae2819bd35dc6a9ac29c06647e84dab1f [2021-11-23 15:05:25,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:25,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:25,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:25,654 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:25,656 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:25,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c [2021-11-23 15:05:25,758 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/data/c0defc78f/380c934fdf094eb3b06f57eb58f639ad/FLAGc5b6cbb18 [2021-11-23 15:05:26,880 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:26,882 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c [2021-11-23 15:05:26,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/data/c0defc78f/380c934fdf094eb3b06f57eb58f639ad/FLAGc5b6cbb18 [2021-11-23 15:05:27,124 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/data/c0defc78f/380c934fdf094eb3b06f57eb58f639ad [2021-11-23 15:05:27,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:27,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:27,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:27,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:27,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:27,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:27,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51160853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:27, skipping insertion in model container [2021-11-23 15:05:27,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:27" (1/1) ... [2021-11-23 15:05:27,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:27,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:30,126 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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[377340,377353] [2021-11-23 15:05:30,165 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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:05:30,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:30,360 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:31,698 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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[377340,377353] [2021-11-23 15:05:31,714 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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:05:31,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:31,808 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:31,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31 WrapperNode [2021-11-23 15:05:31,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:31,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:31,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:31,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:31,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:31,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:32,478 INFO L137 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12561 [2021-11-23 15:05:32,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:32,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:32,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:32,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:32,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:32,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:32,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:32,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:32,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:32,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:33,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:33,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:33,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:33,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:33,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:33,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:31" (1/1) ... [2021-11-23 15:05:33,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:33,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:33,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:33,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:33,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:33,252 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:33,253 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:33,253 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:33,253 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:33,254 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:33,254 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:33,254 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:33,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:33,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:33,386 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:33,388 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:42,572 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:42,660 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:42,665 INFO L158 Benchmark]: Toolchain (without parser) took 15532.32ms. Allocated memory was 127.9MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 78.5MB in the beginning and 862.7MB in the end (delta: -784.2MB). Peak memory consumption was 385.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:42,666 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 94.4MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:42,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4675.61ms. Allocated memory was 127.9MB in the beginning and 218.1MB in the end (delta: 90.2MB). Free memory was 77.7MB in the beginning and 102.0MB in the end (delta: -24.4MB). Peak memory consumption was 105.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:42,668 INFO L158 Benchmark]: Boogie Procedure Inliner took 669.51ms. Allocated memory was 218.1MB in the beginning and 335.5MB in the end (delta: 117.4MB). Free memory was 102.0MB in the beginning and 194.3MB in the end (delta: -92.3MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:42,668 INFO L158 Benchmark]: Boogie Preprocessor took 662.95ms. Allocated memory is still 335.5MB. Free memory was 194.3MB in the beginning and 171.2MB in the end (delta: 23.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:42,669 INFO L158 Benchmark]: RCFGBuilder took 9516.80ms. Allocated memory was 335.5MB in the beginning and 1.2GB in the end (delta: 876.6MB). Free memory was 171.2MB in the beginning and 862.7MB in the end (delta: -691.5MB). Peak memory consumption was 271.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:42,673 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 94.4MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4675.61ms. Allocated memory was 127.9MB in the beginning and 218.1MB in the end (delta: 90.2MB). Free memory was 77.7MB in the beginning and 102.0MB in the end (delta: -24.4MB). Peak memory consumption was 105.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 669.51ms. Allocated memory was 218.1MB in the beginning and 335.5MB in the end (delta: 117.4MB). Free memory was 102.0MB in the beginning and 194.3MB in the end (delta: -92.3MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 662.95ms. Allocated memory is still 335.5MB. Free memory was 194.3MB in the beginning and 171.2MB in the end (delta: 23.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * RCFGBuilder took 9516.80ms. Allocated memory was 335.5MB in the beginning and 1.2GB in the end (delta: 876.6MB). Free memory was 171.2MB in the beginning and 862.7MB in the end (delta: -691.5MB). Peak memory consumption was 271.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:42,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/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 e5dd58415aac7d1d5a1692f51a0046cae2819bd35dc6a9ac29c06647e84dab1f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:45,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:45,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:45,677 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:45,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:45,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:45,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:45,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:45,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:45,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:45,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:45,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:45,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:45,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:45,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:45,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:45,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:45,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:45,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:45,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:45,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:45,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:45,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:45,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:45,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:45,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:45,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:45,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:45,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:45,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:45,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:45,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:45,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:45,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:45,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:45,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:45,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:45,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:45,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:45,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:45,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:45,808 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:45,858 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:45,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:45,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:45,860 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:45,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:45,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:45,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:45,863 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:45,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:45,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:45,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:45,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:45,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:45,865 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:45,865 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:45,866 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:45,866 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:45,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:45,866 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:45,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:45,867 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:45,867 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:45,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:45,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:45,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:45,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:45,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:45,868 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:45,869 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:45,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:45,869 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:45,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:45,870 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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5dd58415aac7d1d5a1692f51a0046cae2819bd35dc6a9ac29c06647e84dab1f [2021-11-23 15:05:46,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:46,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:46,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:46,417 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:46,418 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:46,419 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c [2021-11-23 15:05:46,504 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/data/f738f91f8/49f9977cacf24b5cb93e39a8de6d058d/FLAG41dff0922 [2021-11-23 15:05:47,795 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:47,796 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c [2021-11-23 15:05:47,915 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/data/f738f91f8/49f9977cacf24b5cb93e39a8de6d058d/FLAG41dff0922 [2021-11-23 15:05:47,952 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/data/f738f91f8/49f9977cacf24b5cb93e39a8de6d058d [2021-11-23 15:05:47,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:47,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:47,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:47,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:47,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:47,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:47,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56ece131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:47, skipping insertion in model container [2021-11-23 15:05:47,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:47" (1/1) ... [2021-11-23 15:05:47,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:48,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:51,119 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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[377340,377353] [2021-11-23 15:05:51,176 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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:05:51,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:51,418 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:52,861 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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[377340,377353] [2021-11-23 15:05:52,875 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_11f3d843-4914-45da-a6e2-af6cd3b93f5e/sv-benchmarks/c/combinations/Problem05_label44+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:05:52,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:52,973 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:52,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52 WrapperNode [2021-11-23 15:05:52,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:52,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:52,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:52,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:52,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52" (1/1) ... [2021-11-23 15:05:53,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52" (1/1) ... [2021-11-23 15:05:53,594 INFO L137 Inliner]: procedures = 47, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12541 [2021-11-23 15:05:53,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:53,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:53,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:53,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:53,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52" (1/1) ... [2021-11-23 15:05:53,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52" (1/1) ... [2021-11-23 15:05:53,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52" (1/1) ... [2021-11-23 15:05:53,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52" (1/1) ... [2021-11-23 15:05:54,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52" (1/1) ... [2021-11-23 15:05:54,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52" (1/1) ... [2021-11-23 15:05:54,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52" (1/1) ... [2021-11-23 15:05:54,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:54,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:54,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:54,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:54,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:52" (1/1) ... [2021-11-23 15:05:54,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:54,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:54,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:54,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:05:54,634 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:05:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:05:54,634 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:05:54,634 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:05:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:05:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:05:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:05:54,635 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:05:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:05:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:05:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:05:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:54,794 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:54,797 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:07,124 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:07,237 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 15:06:07,246 INFO L158 Benchmark]: Toolchain (without parser) took 19285.24ms. Allocated memory was 62.9MB in the beginning and 834.7MB in the end (delta: 771.8MB). Free memory was 31.6MB in the beginning and 470.2MB in the end (delta: -438.6MB). Peak memory consumption was 486.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:07,248 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 62.9MB. Free memory was 42.3MB in the beginning and 42.2MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:07,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5011.99ms. Allocated memory was 62.9MB in the beginning and 209.7MB in the end (delta: 146.8MB). Free memory was 31.5MB in the beginning and 94.4MB in the end (delta: -63.0MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. [2021-11-23 15:06:07,250 INFO L158 Benchmark]: Boogie Procedure Inliner took 619.55ms. Allocated memory is still 209.7MB. Free memory was 94.4MB in the beginning and 75.1MB in the end (delta: 19.3MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2021-11-23 15:06:07,252 INFO L158 Benchmark]: Boogie Preprocessor took 922.73ms. Allocated memory was 209.7MB in the beginning and 417.3MB in the end (delta: 207.6MB). Free memory was 74.4MB in the beginning and 271.9MB in the end (delta: -197.5MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:07,253 INFO L158 Benchmark]: RCFGBuilder took 12721.98ms. Allocated memory was 417.3MB in the beginning and 834.7MB in the end (delta: 417.3MB). Free memory was 271.9MB in the beginning and 470.2MB in the end (delta: -198.3MB). Peak memory consumption was 373.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:07,264 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 62.9MB. Free memory was 42.3MB in the beginning and 42.2MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5011.99ms. Allocated memory was 62.9MB in the beginning and 209.7MB in the end (delta: 146.8MB). Free memory was 31.5MB in the beginning and 94.4MB in the end (delta: -63.0MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 619.55ms. Allocated memory is still 209.7MB. Free memory was 94.4MB in the beginning and 75.1MB in the end (delta: 19.3MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 922.73ms. Allocated memory was 209.7MB in the beginning and 417.3MB in the end (delta: 207.6MB). Free memory was 74.4MB in the beginning and 271.9MB in the end (delta: -197.5MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * RCFGBuilder took 12721.98ms. Allocated memory was 417.3MB in the beginning and 834.7MB in the end (delta: 417.3MB). Free memory was 271.9MB in the beginning and 470.2MB in the end (delta: -198.3MB). Peak memory consumption was 373.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:06:07,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11f3d843-4914-45da-a6e2-af6cd3b93f5e/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