./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label56.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_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/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_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label56.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/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_24494446-c8d6-4f11-80bb-58dde95ff8b5/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 a498fb7710a33a2d85f447c670841227251b50491988d49c611ac72650abaae2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:16,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:16,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:16,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:16,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:16,066 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:16,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:16,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:16,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:16,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:16,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:16,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:16,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:16,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:16,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:16,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:16,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:16,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:16,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:16,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:16,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:16,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:16,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:16,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:16,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:16,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:16,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:16,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:16,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:16,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:16,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:16,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:16,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:16,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:16,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:16,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:16,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:16,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:16,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:16,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:16,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:16,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:34:16,204 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:16,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:16,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:16,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:16,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:16,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:16,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:16,208 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:16,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:16,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:16,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:16,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:16,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:16,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:16,218 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:16,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:16,219 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:16,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:16,219 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:16,220 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:16,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:16,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:16,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:16,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:16,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:16,221 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:16,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:16,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:16,222 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_24494446-c8d6-4f11-80bb-58dde95ff8b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a498fb7710a33a2d85f447c670841227251b50491988d49c611ac72650abaae2 [2021-11-23 15:34:16,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:16,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:16,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:16,584 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:16,585 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:16,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2021-11-23 15:34:16,683 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/data/7cc294145/672168eef3eb4389bd36199c7b7f29f5/FLAG6f66c71bf [2021-11-23 15:34:17,426 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:17,427 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2021-11-23 15:34:17,455 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/data/7cc294145/672168eef3eb4389bd36199c7b7f29f5/FLAG6f66c71bf [2021-11-23 15:34:17,516 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/data/7cc294145/672168eef3eb4389bd36199c7b7f29f5 [2021-11-23 15:34:17,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:17,523 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:17,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:17,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:17,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:17,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:17" (1/1) ... [2021-11-23 15:34:17,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b075e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:17, skipping insertion in model container [2021-11-23 15:34:17,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:17" (1/1) ... [2021-11-23 15:34:17,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:17,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:17,866 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_24494446-c8d6-4f11-80bb-58dde95ff8b5/sv-benchmarks/c/eca-rers2012/Problem15_label56.c[4182,4195] [2021-11-23 15:34:18,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:18,473 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:18,517 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_24494446-c8d6-4f11-80bb-58dde95ff8b5/sv-benchmarks/c/eca-rers2012/Problem15_label56.c[4182,4195] [2021-11-23 15:34:18,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:18,817 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:18,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18 WrapperNode [2021-11-23 15:34:18,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:18,820 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:18,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:18,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:18,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,104 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-11-23 15:34:19,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:19,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:19,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:19,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:19,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:19,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:19,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:19,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:19,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:19,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:19,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:19,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:19,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:19,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:19,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:19,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:19,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:19,655 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:19,656 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:23,643 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:23,686 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 15:34:23,692 INFO L158 Benchmark]: Toolchain (without parser) took 6167.67ms. Allocated memory was 92.3MB in the beginning and 268.4MB in the end (delta: 176.2MB). Free memory was 66.7MB in the beginning and 170.5MB in the end (delta: -103.8MB). Peak memory consumption was 123.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:23,693 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 68.4MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:23,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1293.60ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 66.5MB in the beginning and 71.5MB in the end (delta: -5.0MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2021-11-23 15:34:23,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 285.43ms. Allocated memory is still 134.2MB. Free memory was 71.0MB in the beginning and 67.6MB in the end (delta: 3.5MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:23,696 INFO L158 Benchmark]: Boogie Preprocessor took 361.65ms. Allocated memory is still 134.2MB. Free memory was 67.6MB in the beginning and 71.4MB in the end (delta: -3.8MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:23,697 INFO L158 Benchmark]: RCFGBuilder took 4220.98ms. Allocated memory was 134.2MB in the beginning and 268.4MB in the end (delta: 134.2MB). Free memory was 71.4MB in the beginning and 170.5MB in the end (delta: -99.1MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. [2021-11-23 15:34:23,701 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 68.4MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1293.60ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 66.5MB in the beginning and 71.5MB in the end (delta: -5.0MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 285.43ms. Allocated memory is still 134.2MB. Free memory was 71.0MB in the beginning and 67.6MB in the end (delta: 3.5MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 361.65ms. Allocated memory is still 134.2MB. Free memory was 67.6MB in the beginning and 71.4MB in the end (delta: -3.8MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4220.98ms. Allocated memory was 134.2MB in the beginning and 268.4MB in the end (delta: 134.2MB). Free memory was 71.4MB in the beginning and 170.5MB in the end (delta: -99.1MB). Peak memory consumption was 86.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:34:23,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/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_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/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_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label56.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/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_24494446-c8d6-4f11-80bb-58dde95ff8b5/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 a498fb7710a33a2d85f447c670841227251b50491988d49c611ac72650abaae2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:26,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:26,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:26,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:26,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:26,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:26,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:26,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:26,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:26,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:26,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:26,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:26,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:26,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:26,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:26,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:26,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:26,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:26,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:26,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:26,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:26,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:26,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:26,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:26,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:26,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:26,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:26,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:26,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:26,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:26,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:26,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:26,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:26,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:26,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:26,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:26,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:26,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:26,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:26,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:26,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:26,802 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:34:26,867 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:26,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:26,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:26,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:26,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:26,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:26,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:26,872 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:26,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:26,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:26,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:26,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:26,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:26,875 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:26,875 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:26,876 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:26,876 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:26,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:26,877 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:26,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:26,877 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:26,877 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:26,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:26,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:26,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:26,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:26,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:26,879 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:26,880 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:26,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:26,880 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:26,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:26,881 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_24494446-c8d6-4f11-80bb-58dde95ff8b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a498fb7710a33a2d85f447c670841227251b50491988d49c611ac72650abaae2 [2021-11-23 15:34:27,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:27,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:27,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:27,447 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:27,448 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:27,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2021-11-23 15:34:27,537 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/data/cd92f334e/e2d353a3f6b44c189f4bf2e06f2ccc6b/FLAG5e740e075 [2021-11-23 15:34:28,473 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:28,475 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2021-11-23 15:34:28,499 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/data/cd92f334e/e2d353a3f6b44c189f4bf2e06f2ccc6b/FLAG5e740e075 [2021-11-23 15:34:28,981 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/data/cd92f334e/e2d353a3f6b44c189f4bf2e06f2ccc6b [2021-11-23 15:34:28,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:28,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:28,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:28,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:28,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:28,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bff62f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28, skipping insertion in model container [2021-11-23 15:34:28,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:29,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:29,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:29,347 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_24494446-c8d6-4f11-80bb-58dde95ff8b5/sv-benchmarks/c/eca-rers2012/Problem15_label56.c[4182,4195] [2021-11-23 15:34:30,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:30,249 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:30,298 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_24494446-c8d6-4f11-80bb-58dde95ff8b5/sv-benchmarks/c/eca-rers2012/Problem15_label56.c[4182,4195] [2021-11-23 15:34:30,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:30,724 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:30,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30 WrapperNode [2021-11-23 15:34:30,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:30,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:30,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:30,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:30,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:30,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:30,934 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1755 [2021-11-23 15:34:30,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:30,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:30,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:30,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:30,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:30,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:30,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:30,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:31,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:31,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:31,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:31,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:31,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:31,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:31,135 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:31,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:30" (1/1) ... [2021-11-23 15:34:31,144 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:31,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:31,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:31,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:31,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:31,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:31,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:31,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:31,335 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:31,337 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:52,730 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:52,775 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 15:34:52,781 INFO L158 Benchmark]: Toolchain (without parser) took 23794.01ms. Allocated memory was 58.7MB in the beginning and 157.3MB in the end (delta: 98.6MB). Free memory was 30.3MB in the beginning and 84.1MB in the end (delta: -53.8MB). Peak memory consumption was 67.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:52,781 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory is still 37.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:52,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1738.73ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 30.0MB in the beginning and 53.5MB in the end (delta: -23.5MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:52,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 208.23ms. Allocated memory is still 86.0MB. Free memory was 53.5MB in the beginning and 39.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:34:52,784 INFO L158 Benchmark]: Boogie Preprocessor took 196.74ms. Allocated memory is still 86.0MB. Free memory was 39.3MB in the beginning and 42.2MB in the end (delta: -2.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-23 15:34:52,785 INFO L158 Benchmark]: RCFGBuilder took 21644.43ms. Allocated memory was 86.0MB in the beginning and 157.3MB in the end (delta: 71.3MB). Free memory was 42.2MB in the beginning and 84.1MB in the end (delta: -41.9MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:52,789 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory is still 37.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1738.73ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 30.0MB in the beginning and 53.5MB in the end (delta: -23.5MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 208.23ms. Allocated memory is still 86.0MB. Free memory was 53.5MB in the beginning and 39.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 196.74ms. Allocated memory is still 86.0MB. Free memory was 39.3MB in the beginning and 42.2MB in the end (delta: -2.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * RCFGBuilder took 21644.43ms. Allocated memory was 86.0MB in the beginning and 157.3MB in the end (delta: 71.3MB). Free memory was 42.2MB in the beginning and 84.1MB in the end (delta: -41.9MB). Peak memory consumption was 52.0MB. 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 15:34:52,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24494446-c8d6-4f11-80bb-58dde95ff8b5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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