./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label23.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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label23.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/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 f72bad15f8f01e3539932699231a647b6424cf545c125421fc51fb4585bff8df --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:40,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:40,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:40,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:40,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:40,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:40,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:40,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:40,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:40,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:40,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:40,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:40,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:40,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:40,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:40,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:40,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:40,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:40,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:40,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:40,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:40,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:40,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:40,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:40,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:40,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:40,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:40,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:40,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:40,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:40,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:40,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:40,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:40,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:40,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:40,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:40,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:40,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:40,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:40,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:40,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:40,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:45:40,270 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:40,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:40,275 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:40,275 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:40,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:40,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:40,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:40,277 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:40,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:40,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:40,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:40,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:40,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:40,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:40,286 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:40,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:40,286 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:40,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:40,287 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:40,287 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:40,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:40,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:40,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:40,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:40,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:40,289 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:45:40,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:45:40,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:40,289 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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f72bad15f8f01e3539932699231a647b6424cf545c125421fc51fb4585bff8df [2021-11-23 15:45:40,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:40,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:40,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:40,580 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:40,581 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:40,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label23.c [2021-11-23 15:45:40,669 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/data/de0cbc3c1/504ef8d352f04071a3d846e67408f880/FLAGd7a60f080 [2021-11-23 15:45:41,674 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:41,674 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/sv-benchmarks/c/eca-rers2012/Problem06_label23.c [2021-11-23 15:45:41,726 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/data/de0cbc3c1/504ef8d352f04071a3d846e67408f880/FLAGd7a60f080 [2021-11-23 15:45:42,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/data/de0cbc3c1/504ef8d352f04071a3d846e67408f880 [2021-11-23 15:45:42,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:42,056 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:42,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:42,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:42,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:42,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:42" (1/1) ... [2021-11-23 15:45:42,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4954e920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:42, skipping insertion in model container [2021-11-23 15:45:42,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:42" (1/1) ... [2021-11-23 15:45:42,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:42,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:44,396 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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/sv-benchmarks/c/eca-rers2012/Problem06_label23.c[334921,334934] [2021-11-23 15:45:44,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:44,443 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:45,589 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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/sv-benchmarks/c/eca-rers2012/Problem06_label23.c[334921,334934] [2021-11-23 15:45:45,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:45,712 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:45,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45 WrapperNode [2021-11-23 15:45:45,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:45,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:45,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:45,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:45,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45" (1/1) ... [2021-11-23 15:45:45,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45" (1/1) ... [2021-11-23 15:45:46,107 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:45:46,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:46,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:46,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:46,109 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:46,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45" (1/1) ... [2021-11-23 15:45:46,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45" (1/1) ... [2021-11-23 15:45:46,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45" (1/1) ... [2021-11-23 15:45:46,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45" (1/1) ... [2021-11-23 15:45:46,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45" (1/1) ... [2021-11-23 15:45:46,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45" (1/1) ... [2021-11-23 15:45:46,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45" (1/1) ... [2021-11-23 15:45:46,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:46,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:46,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:46,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:46,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:45" (1/1) ... [2021-11-23 15:45:46,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:46,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:46,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:46,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:46,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:46,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:45:46,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:46,764 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:46,765 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:53,260 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:53,306 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 15:45:53,311 INFO L158 Benchmark]: Toolchain (without parser) took 11254.00ms. Allocated memory was 121.6MB in the beginning and 574.6MB in the end (delta: 453.0MB). Free memory was 62.6MB in the beginning and 166.0MB in the end (delta: -103.5MB). Peak memory consumption was 359.2MB. Max. memory is 16.1GB. [2021-11-23 15:45:53,311 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:53,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3656.13ms. Allocated memory was 121.6MB in the beginning and 287.3MB in the end (delta: 165.7MB). Free memory was 62.3MB in the beginning and 197.5MB in the end (delta: -135.1MB). Peak memory consumption was 101.2MB. Max. memory is 16.1GB. [2021-11-23 15:45:53,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 393.20ms. Allocated memory is still 287.3MB. Free memory was 197.4MB in the beginning and 127.2MB in the end (delta: 70.3MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2021-11-23 15:45:53,315 INFO L158 Benchmark]: Boogie Preprocessor took 479.72ms. Allocated memory is still 287.3MB. Free memory was 127.2MB in the beginning and 136.6MB in the end (delta: -9.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-11-23 15:45:53,316 INFO L158 Benchmark]: RCFGBuilder took 6719.71ms. Allocated memory was 287.3MB in the beginning and 574.6MB in the end (delta: 287.3MB). Free memory was 136.6MB in the beginning and 166.0MB in the end (delta: -29.4MB). Peak memory consumption was 268.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:53,320 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3656.13ms. Allocated memory was 121.6MB in the beginning and 287.3MB in the end (delta: 165.7MB). Free memory was 62.3MB in the beginning and 197.5MB in the end (delta: -135.1MB). Peak memory consumption was 101.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 393.20ms. Allocated memory is still 287.3MB. Free memory was 197.4MB in the beginning and 127.2MB in the end (delta: 70.3MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 479.72ms. Allocated memory is still 287.3MB. Free memory was 127.2MB in the beginning and 136.6MB in the end (delta: -9.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * RCFGBuilder took 6719.71ms. Allocated memory was 287.3MB in the beginning and 574.6MB in the end (delta: 287.3MB). Free memory was 136.6MB in the beginning and 166.0MB in the end (delta: -29.4MB). Peak memory consumption was 268.4MB. 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 15:45:53,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label23.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/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 f72bad15f8f01e3539932699231a647b6424cf545c125421fc51fb4585bff8df --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:55,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:55,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:55,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:55,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:55,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:55,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:55,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:55,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:55,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:55,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:55,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:55,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:55,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:55,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:55,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:55,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:55,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:55,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:55,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:55,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:55,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:55,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:55,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:55,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:55,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:55,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:55,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:55,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:55,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:55,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:55,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:55,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:55,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:55,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:55,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:55,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:55,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:55,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:55,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:55,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:55,749 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:45:55,800 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:55,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:55,804 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:55,805 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:55,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:55,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:55,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:55,807 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:55,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:55,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:55,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:55,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:55,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:55,809 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:45:55,809 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:45:55,810 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:45:55,810 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:55,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:55,810 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:55,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:55,811 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:55,811 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:55,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:55,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:55,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:55,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:55,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:55,812 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:45:55,813 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:45:55,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:55,813 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:45:55,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:45:55,814 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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f72bad15f8f01e3539932699231a647b6424cf545c125421fc51fb4585bff8df [2021-11-23 15:45:56,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:56,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:56,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:56,228 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:56,229 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:56,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label23.c [2021-11-23 15:45:56,307 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/data/7057de332/2476e9c6f7774bbc8946e9a84e4fbd44/FLAG58509bcf0 [2021-11-23 15:45:57,381 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:57,382 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/sv-benchmarks/c/eca-rers2012/Problem06_label23.c [2021-11-23 15:45:57,441 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/data/7057de332/2476e9c6f7774bbc8946e9a84e4fbd44/FLAG58509bcf0 [2021-11-23 15:45:57,651 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/data/7057de332/2476e9c6f7774bbc8946e9a84e4fbd44 [2021-11-23 15:45:57,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:57,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:57,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:57,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:57,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:57,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:57" (1/1) ... [2021-11-23 15:45:57,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64699240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:57, skipping insertion in model container [2021-11-23 15:45:57,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:57" (1/1) ... [2021-11-23 15:45:57,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:57,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:00,221 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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/sv-benchmarks/c/eca-rers2012/Problem06_label23.c[334921,334934] [2021-11-23 15:46:00,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:00,262 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:01,459 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_1c0d9954-0338-457d-84b4-8b10fa48f5fa/sv-benchmarks/c/eca-rers2012/Problem06_label23.c[334921,334934] [2021-11-23 15:46:01,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:01,513 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:01,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01 WrapperNode [2021-11-23 15:46:01,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:01,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:01,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:01,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:01,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01" (1/1) ... [2021-11-23 15:46:01,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01" (1/1) ... [2021-11-23 15:46:02,111 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:46:02,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:02,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:02,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:02,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:02,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01" (1/1) ... [2021-11-23 15:46:02,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01" (1/1) ... [2021-11-23 15:46:02,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01" (1/1) ... [2021-11-23 15:46:02,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01" (1/1) ... [2021-11-23 15:46:02,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01" (1/1) ... [2021-11-23 15:46:02,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01" (1/1) ... [2021-11-23 15:46:02,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01" (1/1) ... [2021-11-23 15:46:02,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:02,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:02,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:02,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:02,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:01" (1/1) ... [2021-11-23 15:46:02,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:02,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:02,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:02,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:02,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:02,997 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:02,999 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:12,569 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:12,628 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 15:46:12,632 INFO L158 Benchmark]: Toolchain (without parser) took 14974.85ms. Allocated memory was 83.9MB in the beginning and 906.0MB in the end (delta: 822.1MB). Free memory was 39.4MB in the beginning and 498.6MB in the end (delta: -459.3MB). Peak memory consumption was 361.6MB. Max. memory is 16.1GB. [2021-11-23 15:46:12,633 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 66.3MB in the beginning and 66.3MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:12,634 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3854.80ms. Allocated memory was 83.9MB in the beginning and 163.6MB in the end (delta: 79.7MB). Free memory was 39.2MB in the beginning and 64.2MB in the end (delta: -25.0MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. [2021-11-23 15:46:12,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 611.78ms. Allocated memory was 163.6MB in the beginning and 281.0MB in the end (delta: 117.4MB). Free memory was 64.2MB in the beginning and 160.8MB in the end (delta: -96.6MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2021-11-23 15:46:12,636 INFO L158 Benchmark]: Boogie Preprocessor took 614.72ms. Allocated memory is still 281.0MB. Free memory was 160.8MB in the beginning and 146.7MB in the end (delta: 14.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:12,637 INFO L158 Benchmark]: RCFGBuilder took 9887.22ms. Allocated memory was 281.0MB in the beginning and 906.0MB in the end (delta: 625.0MB). Free memory was 146.6MB in the beginning and 498.6MB in the end (delta: -352.0MB). Peak memory consumption was 271.3MB. Max. memory is 16.1GB. [2021-11-23 15:46:12,641 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 66.3MB in the beginning and 66.3MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3854.80ms. Allocated memory was 83.9MB in the beginning and 163.6MB in the end (delta: 79.7MB). Free memory was 39.2MB in the beginning and 64.2MB in the end (delta: -25.0MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 611.78ms. Allocated memory was 163.6MB in the beginning and 281.0MB in the end (delta: 117.4MB). Free memory was 64.2MB in the beginning and 160.8MB in the end (delta: -96.6MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 614.72ms. Allocated memory is still 281.0MB. Free memory was 160.8MB in the beginning and 146.7MB in the end (delta: 14.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * RCFGBuilder took 9887.22ms. Allocated memory was 281.0MB in the beginning and 906.0MB in the end (delta: 625.0MB). Free memory was 146.6MB in the beginning and 498.6MB in the end (delta: -352.0MB). Peak memory consumption was 271.3MB. 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 15:46:12,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c0d9954-0338-457d-84b4-8b10fa48f5fa/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