./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.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_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/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_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/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_640ce70c-a3f4-4d17-8213-daca913399f9/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 6c0fd06ffbdf36f84b0329229d349f7809a823e5b3b7481a48579e7931c7ae64 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:13,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:13,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:13,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:13,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:13,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:13,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:13,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:13,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:13,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:13,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:13,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:13,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:13,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:13,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:13,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:13,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:13,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:13,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:13,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:13,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:13,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:13,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:13,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:13,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:13,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:13,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:13,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:13,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:13,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:13,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:13,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:13,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:13,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:13,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:13,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:13,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:13,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:13,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:13,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:13,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:13,242 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:43:13,264 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:13,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:13,266 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:13,266 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:13,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:13,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:13,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:13,267 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:13,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:43:13,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:13,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:13,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:13,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:13,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:13,269 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:13,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:13,270 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:13,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:13,270 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:13,270 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:13,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:13,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:13,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:13,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:13,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:13,272 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:43:13,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:43:13,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:13,273 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_640ce70c-a3f4-4d17-8213-daca913399f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c0fd06ffbdf36f84b0329229d349f7809a823e5b3b7481a48579e7931c7ae64 [2021-11-23 15:43:13,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:13,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:13,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:13,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:13,591 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:13,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c [2021-11-23 15:43:13,707 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/data/5096dc1ef/287878c6c436480da15d99875856e97b/FLAG666ce27e9 [2021-11-23 15:43:14,902 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:43:14,903 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c [2021-11-23 15:43:14,993 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/data/5096dc1ef/287878c6c436480da15d99875856e97b/FLAG666ce27e9 [2021-11-23 15:43:15,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/data/5096dc1ef/287878c6c436480da15d99875856e97b [2021-11-23 15:43:15,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:43:15,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:43:15,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:15,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:43:15,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:43:15,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:15" (1/1) ... [2021-11-23 15:43:15,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ca19cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:15, skipping insertion in model container [2021-11-23 15:43:15,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:15" (1/1) ... [2021-11-23 15:43:15,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:43:15,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:17,754 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_640ce70c-a3f4-4d17-8213-daca913399f9/sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c[380593,380606] [2021-11-23 15:43:17,790 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_640ce70c-a3f4-4d17-8213-daca913399f9/sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c[383339,383352] [2021-11-23 15:43:18,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:18,277 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:43:19,638 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_640ce70c-a3f4-4d17-8213-daca913399f9/sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c[380593,380606] [2021-11-23 15:43:19,643 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_640ce70c-a3f4-4d17-8213-daca913399f9/sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c[383339,383352] [2021-11-23 15:43:19,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:19,756 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:43:19,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19 WrapperNode [2021-11-23 15:43:19,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:19,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:19,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:43:19,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:43:19,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19" (1/1) ... [2021-11-23 15:43:19,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19" (1/1) ... [2021-11-23 15:43:20,356 INFO L137 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13260 [2021-11-23 15:43:20,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:20,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:43:20,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:43:20,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:43:20,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19" (1/1) ... [2021-11-23 15:43:20,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19" (1/1) ... [2021-11-23 15:43:20,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19" (1/1) ... [2021-11-23 15:43:20,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19" (1/1) ... [2021-11-23 15:43:20,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19" (1/1) ... [2021-11-23 15:43:20,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19" (1/1) ... [2021-11-23 15:43:20,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19" (1/1) ... [2021-11-23 15:43:21,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:43:21,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:43:21,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:43:21,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:43:21,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:19" (1/1) ... [2021-11-23 15:43:21,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:21,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:43:21,069 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:43:21,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:43:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:43:21,130 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:43:21,130 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:43:21,130 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:43:21,130 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:43:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:43:21,131 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:43:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:43:21,131 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:43:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:43:21,131 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:43:21,131 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:43:21,132 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:43:21,132 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:43:21,132 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:43:21,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:43:21,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:43:21,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:43:21,324 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:43:21,326 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:29,943 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:30,092 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 15:43:30,097 INFO L158 Benchmark]: Toolchain (without parser) took 15015.33ms. Allocated memory was 94.4MB in the beginning and 1.1GB in the end (delta: 987.8MB). Free memory was 44.7MB in the beginning and 710.5MB in the end (delta: -665.8MB). Peak memory consumption was 429.7MB. Max. memory is 16.1GB. [2021-11-23 15:43:30,098 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 94.4MB. Free memory was 63.9MB in the beginning and 63.8MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:30,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4674.12ms. Allocated memory was 94.4MB in the beginning and 192.9MB in the end (delta: 98.6MB). Free memory was 44.7MB in the beginning and 87.6MB in the end (delta: -42.9MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. [2021-11-23 15:43:30,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 598.98ms. Allocated memory was 192.9MB in the beginning and 329.3MB in the end (delta: 136.3MB). Free memory was 87.6MB in the beginning and 177.5MB in the end (delta: -90.0MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2021-11-23 15:43:30,100 INFO L158 Benchmark]: Boogie Preprocessor took 667.64ms. Allocated memory is still 329.3MB. Free memory was 177.5MB in the beginning and 155.5MB in the end (delta: 22.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 15:43:30,101 INFO L158 Benchmark]: RCFGBuilder took 9067.47ms. Allocated memory was 329.3MB in the beginning and 1.1GB in the end (delta: 752.9MB). Free memory was 155.5MB in the beginning and 710.5MB in the end (delta: -555.0MB). Peak memory consumption was 306.6MB. Max. memory is 16.1GB. [2021-11-23 15:43:30,105 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 94.4MB. Free memory was 63.9MB in the beginning and 63.8MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4674.12ms. Allocated memory was 94.4MB in the beginning and 192.9MB in the end (delta: 98.6MB). Free memory was 44.7MB in the beginning and 87.6MB in the end (delta: -42.9MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 598.98ms. Allocated memory was 192.9MB in the beginning and 329.3MB in the end (delta: 136.3MB). Free memory was 87.6MB in the beginning and 177.5MB in the end (delta: -90.0MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 667.64ms. Allocated memory is still 329.3MB. Free memory was 177.5MB in the beginning and 155.5MB in the end (delta: 22.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9067.47ms. Allocated memory was 329.3MB in the beginning and 1.1GB in the end (delta: 752.9MB). Free memory was 155.5MB in the beginning and 710.5MB in the end (delta: -555.0MB). Peak memory consumption was 306.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:43:30,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/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_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/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_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/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_640ce70c-a3f4-4d17-8213-daca913399f9/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 6c0fd06ffbdf36f84b0329229d349f7809a823e5b3b7481a48579e7931c7ae64 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:32,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:32,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:32,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:32,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:32,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:32,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:32,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:32,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:32,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:32,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:32,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:32,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:32,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:32,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:32,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:32,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:32,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:32,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:32,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:32,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:32,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:32,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:32,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:32,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:32,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:32,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:32,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:32,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:32,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:32,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:32,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:32,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:32,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:32,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:32,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:32,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:32,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:32,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:32,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:32,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:32,852 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:43:32,902 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:32,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:32,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:32,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:32,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:32,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:32,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:32,907 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:32,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:32,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:32,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:32,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:32,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:32,909 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:43:32,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:43:32,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:43:32,910 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:32,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:32,910 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:32,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:32,910 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:32,911 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:32,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:32,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:32,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:32,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:32,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:32,912 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:43:32,912 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:43:32,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:32,912 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:43:32,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:43:32,913 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_640ce70c-a3f4-4d17-8213-daca913399f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c0fd06ffbdf36f84b0329229d349f7809a823e5b3b7481a48579e7931c7ae64 [2021-11-23 15:43:33,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:33,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:33,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:33,403 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:33,404 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:33,406 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c [2021-11-23 15:43:33,502 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/data/47b4b3dc7/0b5e1e1bd3854925ae03c6ad106e2805/FLAGd65299cde [2021-11-23 15:43:34,670 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:43:34,671 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c [2021-11-23 15:43:34,722 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/data/47b4b3dc7/0b5e1e1bd3854925ae03c6ad106e2805/FLAGd65299cde [2021-11-23 15:43:34,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/data/47b4b3dc7/0b5e1e1bd3854925ae03c6ad106e2805 [2021-11-23 15:43:34,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:43:34,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:43:34,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:34,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:43:34,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:43:34,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:34" (1/1) ... [2021-11-23 15:43:34,898 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 03:43:34, skipping insertion in model container [2021-11-23 15:43:34,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:34" (1/1) ... [2021-11-23 15:43:34,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:43:35,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:37,778 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_640ce70c-a3f4-4d17-8213-daca913399f9/sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c[380593,380606] [2021-11-23 15:43:37,809 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_640ce70c-a3f4-4d17-8213-daca913399f9/sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c[383339,383352] [2021-11-23 15:43:38,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:38,268 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:43:39,688 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c[380593,380606] [2021-11-23 15:43:39,694 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_640ce70c-a3f4-4d17-8213-daca913399f9/sv-benchmarks/c/combinations/Problem05_label49+token_ring.15.cil.c[383339,383352] [2021-11-23 15:43:39,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:39,846 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:43:39,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39 WrapperNode [2021-11-23 15:43:39,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:39,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:39,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:43:39,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:43:39,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39" (1/1) ... [2021-11-23 15:43:39,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39" (1/1) ... [2021-11-23 15:43:40,493 INFO L137 Inliner]: procedures = 71, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13215 [2021-11-23 15:43:40,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:40,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:43:40,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:43:40,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:43:40,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39" (1/1) ... [2021-11-23 15:43:40,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39" (1/1) ... [2021-11-23 15:43:40,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39" (1/1) ... [2021-11-23 15:43:40,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39" (1/1) ... [2021-11-23 15:43:40,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39" (1/1) ... [2021-11-23 15:43:41,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39" (1/1) ... [2021-11-23 15:43:41,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39" (1/1) ... [2021-11-23 15:43:41,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:43:41,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:43:41,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:43:41,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:43:41,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:39" (1/1) ... [2021-11-23 15:43:41,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:41,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:43:41,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:43:41,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:43:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:43:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:43:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:43:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:43:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:43:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:43:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:43:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:43:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:43:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:43:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:43:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:43:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:43:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:43:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:43:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:43:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:43:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:43:41,807 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:43:41,809 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:53,247 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:53,346 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 15:43:53,351 INFO L158 Benchmark]: Toolchain (without parser) took 18463.17ms. Allocated memory was 83.9MB in the beginning and 803.2MB in the end (delta: 719.3MB). Free memory was 50.4MB in the beginning and 378.3MB in the end (delta: -327.8MB). Peak memory consumption was 392.5MB. Max. memory is 16.1GB. [2021-11-23 15:43:53,352 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:53,353 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4957.10ms. Allocated memory was 83.9MB in the beginning and 230.7MB in the end (delta: 146.8MB). Free memory was 50.2MB in the beginning and 115.9MB in the end (delta: -65.7MB). Peak memory consumption was 119.0MB. Max. memory is 16.1GB. [2021-11-23 15:43:53,354 INFO L158 Benchmark]: Boogie Procedure Inliner took 645.97ms. Allocated memory is still 230.7MB. Free memory was 115.9MB in the beginning and 84.2MB in the end (delta: 31.7MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2021-11-23 15:43:53,355 INFO L158 Benchmark]: Boogie Preprocessor took 800.43ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 84.2MB in the beginning and 297.1MB in the end (delta: -212.9MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2021-11-23 15:43:53,356 INFO L158 Benchmark]: RCFGBuilder took 12052.13ms. Allocated memory was 461.4MB in the beginning and 803.2MB in the end (delta: 341.8MB). Free memory was 297.1MB in the beginning and 378.3MB in the end (delta: -81.2MB). Peak memory consumption was 259.6MB. Max. memory is 16.1GB. [2021-11-23 15:43:53,360 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4957.10ms. Allocated memory was 83.9MB in the beginning and 230.7MB in the end (delta: 146.8MB). Free memory was 50.2MB in the beginning and 115.9MB in the end (delta: -65.7MB). Peak memory consumption was 119.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 645.97ms. Allocated memory is still 230.7MB. Free memory was 115.9MB in the beginning and 84.2MB in the end (delta: 31.7MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 800.43ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 84.2MB in the beginning and 297.1MB in the end (delta: -212.9MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * RCFGBuilder took 12052.13ms. Allocated memory was 461.4MB in the beginning and 803.2MB in the end (delta: 341.8MB). Free memory was 297.1MB in the beginning and 378.3MB in the end (delta: -81.2MB). Peak memory consumption was 259.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:43:53,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_640ce70c-a3f4-4d17-8213-daca913399f9/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