./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label24.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_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/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_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/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_723d176b-30bf-4376-a0ac-0da610d8699e/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 be986bde225d6e2dc11639d39530abb629bebf1a66161be4dcbcf904ffc9978e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:36,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:36,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:36,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:36,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:36,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:36,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:36,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:36,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:36,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:36,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:36,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:36,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:36,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:36,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:36,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:36,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:36,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:36,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:36,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:36,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:36,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:36,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:36,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:36,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:36,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:36,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:36,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:36,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:36,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:36,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:36,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:36,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:36,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:36,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:36,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:36,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:36,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:36,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:36,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:36,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:36,259 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:45:36,281 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:36,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:36,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:36,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:36,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:36,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:36,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:36,284 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:36,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:36,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:36,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:36,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:36,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:36,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:36,286 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:36,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:36,287 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:36,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:36,287 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:36,287 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:36,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:36,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:36,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:36,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:36,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:36,289 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:45:36,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:45:36,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:36,290 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_723d176b-30bf-4376-a0ac-0da610d8699e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be986bde225d6e2dc11639d39530abb629bebf1a66161be4dcbcf904ffc9978e [2021-11-23 15:45:36,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:36,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:36,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:36,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:36,558 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:36,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2021-11-23 15:45:36,633 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/data/dad9b66a8/ad45e8c944234750b81d0d6c98f10e37/FLAG187d26a0f [2021-11-23 15:45:37,353 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:37,353 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2021-11-23 15:45:37,383 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/data/dad9b66a8/ad45e8c944234750b81d0d6c98f10e37/FLAG187d26a0f [2021-11-23 15:45:37,471 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/data/dad9b66a8/ad45e8c944234750b81d0d6c98f10e37 [2021-11-23 15:45:37,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:37,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:37,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:37,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:37,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:37,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:37,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a62314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:37, skipping insertion in model container [2021-11-23 15:45:37,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:37" (1/1) ... [2021-11-23 15:45:37,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:37,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:37,841 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_723d176b-30bf-4376-a0ac-0da610d8699e/sv-benchmarks/c/eca-rers2012/Problem18_label24.c[5403,5416] [2021-11-23 15:45:38,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:38,642 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:38,676 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_723d176b-30bf-4376-a0ac-0da610d8699e/sv-benchmarks/c/eca-rers2012/Problem18_label24.c[5403,5416] [2021-11-23 15:45:39,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:39,208 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:39,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39 WrapperNode [2021-11-23 15:45:39,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:39,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:39,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:39,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:39,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39" (1/1) ... [2021-11-23 15:45:39,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39" (1/1) ... [2021-11-23 15:45:39,543 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4132 [2021-11-23 15:45:39,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:39,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:39,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:39,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:39,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39" (1/1) ... [2021-11-23 15:45:39,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39" (1/1) ... [2021-11-23 15:45:39,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39" (1/1) ... [2021-11-23 15:45:39,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39" (1/1) ... [2021-11-23 15:45:39,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39" (1/1) ... [2021-11-23 15:45:39,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39" (1/1) ... [2021-11-23 15:45:39,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39" (1/1) ... [2021-11-23 15:45:39,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:39,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:39,878 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:39,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:39,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:39" (1/1) ... [2021-11-23 15:45:39,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:39,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:39,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:39,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:45:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:39,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:40,039 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:40,041 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:43,263 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:43,307 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 15:45:43,312 INFO L158 Benchmark]: Toolchain (without parser) took 5815.30ms. Allocated memory was 144.7MB in the beginning and 461.4MB in the end (delta: 316.7MB). Free memory was 120.4MB in the beginning and 295.0MB in the end (delta: -174.6MB). Peak memory consumption was 142.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,313 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:43,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1710.84ms. Allocated memory is still 144.7MB. Free memory was 120.2MB in the beginning and 72.4MB in the end (delta: 47.8MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 332.86ms. Allocated memory is still 144.7MB. Free memory was 72.4MB in the beginning and 68.5MB in the end (delta: 3.8MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,315 INFO L158 Benchmark]: Boogie Preprocessor took 332.24ms. Allocated memory was 144.7MB in the beginning and 230.7MB in the end (delta: 86.0MB). Free memory was 68.5MB in the beginning and 150.3MB in the end (delta: -81.8MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,316 INFO L158 Benchmark]: RCFGBuilder took 3432.75ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 150.3MB in the beginning and 295.0MB in the end (delta: -144.7MB). Peak memory consumption was 87.0MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1710.84ms. Allocated memory is still 144.7MB. Free memory was 120.2MB in the beginning and 72.4MB in the end (delta: 47.8MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 332.86ms. Allocated memory is still 144.7MB. Free memory was 72.4MB in the beginning and 68.5MB in the end (delta: 3.8MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 332.24ms. Allocated memory was 144.7MB in the beginning and 230.7MB in the end (delta: 86.0MB). Free memory was 68.5MB in the beginning and 150.3MB in the end (delta: -81.8MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3432.75ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 150.3MB in the beginning and 295.0MB in the end (delta: -144.7MB). Peak memory consumption was 87.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:45:43,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/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_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/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_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/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_723d176b-30bf-4376-a0ac-0da610d8699e/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 be986bde225d6e2dc11639d39530abb629bebf1a66161be4dcbcf904ffc9978e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:45,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:45,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:45,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:45,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:45,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:45,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:45,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:45,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:45,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:45,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:45,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:45,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:45,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:45,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:45,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:45,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:45,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:45,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:45,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:45,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:45,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:45,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:45,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:45,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:45,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:45,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:45,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:45,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:45,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:45,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:45,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:45,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:45,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:45,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:45,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:45,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:45,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:45,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:45,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:45,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:45,872 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:45:45,901 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:45,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:45,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:45,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:45,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:45,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:45,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:45,907 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:45,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:45,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:45,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:45,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:45,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:45,909 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:45:45,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:45:45,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:45:45,910 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:45,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:45,910 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:45,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:45,911 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:45,911 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:45,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:45,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:45,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:45,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:45,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:45,912 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:45:45,912 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:45:45,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:45,913 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:45:45,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:45:45,914 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_723d176b-30bf-4376-a0ac-0da610d8699e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be986bde225d6e2dc11639d39530abb629bebf1a66161be4dcbcf904ffc9978e [2021-11-23 15:45:46,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:46,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:46,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:46,338 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:46,339 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:46,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2021-11-23 15:45:46,415 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/data/f216faef3/fc1b7ecbeec24384a94af45205412b94/FLAGbabb2863d [2021-11-23 15:45:47,189 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:47,191 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2021-11-23 15:45:47,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/data/f216faef3/fc1b7ecbeec24384a94af45205412b94/FLAGbabb2863d [2021-11-23 15:45:47,284 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/data/f216faef3/fc1b7ecbeec24384a94af45205412b94 [2021-11-23 15:45:47,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:47,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:47,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:47,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:47,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:47,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:47" (1/1) ... [2021-11-23 15:45:47,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ef7411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:47, skipping insertion in model container [2021-11-23 15:45:47,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:47" (1/1) ... [2021-11-23 15:45:47,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:47,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:47,641 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_723d176b-30bf-4376-a0ac-0da610d8699e/sv-benchmarks/c/eca-rers2012/Problem18_label24.c[5403,5416] [2021-11-23 15:45:48,617 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:48,628 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:48,664 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_723d176b-30bf-4376-a0ac-0da610d8699e/sv-benchmarks/c/eca-rers2012/Problem18_label24.c[5403,5416] [2021-11-23 15:45:49,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:49,158 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:49,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49 WrapperNode [2021-11-23 15:45:49,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:49,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:49,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:49,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:49,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49" (1/1) ... [2021-11-23 15:45:49,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49" (1/1) ... [2021-11-23 15:45:49,407 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4128 [2021-11-23 15:45:49,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:49,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:49,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:49,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:49,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49" (1/1) ... [2021-11-23 15:45:49,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49" (1/1) ... [2021-11-23 15:45:49,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49" (1/1) ... [2021-11-23 15:45:49,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49" (1/1) ... [2021-11-23 15:45:49,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49" (1/1) ... [2021-11-23 15:45:49,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49" (1/1) ... [2021-11-23 15:45:49,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49" (1/1) ... [2021-11-23 15:45:49,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:49,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:49,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:49,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:49,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:49" (1/1) ... [2021-11-23 15:45:49,618 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:49,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:49,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:49,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:45:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:49,849 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:49,861 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:03,428 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:03,473 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 15:46:03,478 INFO L158 Benchmark]: Toolchain (without parser) took 16187.75ms. Allocated memory was 56.6MB in the beginning and 358.6MB in the end (delta: 302.0MB). Free memory was 36.9MB in the beginning and 230.4MB in the end (delta: -193.5MB). Peak memory consumption was 140.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:03,479 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:03,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1869.21ms. Allocated memory was 56.6MB in the beginning and 109.1MB in the end (delta: 52.4MB). Free memory was 36.8MB in the beginning and 62.2MB in the end (delta: -25.4MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2021-11-23 15:46:03,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 246.68ms. Allocated memory is still 109.1MB. Free memory was 62.2MB in the beginning and 57.3MB in the end (delta: 4.9MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2021-11-23 15:46:03,481 INFO L158 Benchmark]: Boogie Preprocessor took 201.55ms. Allocated memory is still 109.1MB. Free memory was 56.7MB in the beginning and 43.7MB in the end (delta: 13.1MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2021-11-23 15:46:03,482 INFO L158 Benchmark]: RCFGBuilder took 13865.50ms. Allocated memory was 109.1MB in the beginning and 358.6MB in the end (delta: 249.6MB). Free memory was 43.3MB in the beginning and 230.4MB in the end (delta: -187.1MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2021-11-23 15:46:03,485 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 56.6MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1869.21ms. Allocated memory was 56.6MB in the beginning and 109.1MB in the end (delta: 52.4MB). Free memory was 36.8MB in the beginning and 62.2MB in the end (delta: -25.4MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 246.68ms. Allocated memory is still 109.1MB. Free memory was 62.2MB in the beginning and 57.3MB in the end (delta: 4.9MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 201.55ms. Allocated memory is still 109.1MB. Free memory was 56.7MB in the beginning and 43.7MB in the end (delta: 13.1MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * RCFGBuilder took 13865.50ms. Allocated memory was 109.1MB in the beginning and 358.6MB in the end (delta: 249.6MB). Free memory was 43.3MB in the beginning and 230.4MB in the end (delta: -187.1MB). Peak memory consumption was 94.4MB. 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 15:46:03,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_723d176b-30bf-4376-a0ac-0da610d8699e/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