./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label22.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_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/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_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/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_5874b37b-697c-46a6-b00d-3b92dc3154c8/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 a5646bd4d96b8fcc9e551b79d403a795dc3f85c7ce3ca7ca69beb4234714a055 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:53,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:53,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:53,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:53,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:53,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:53,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:53,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:53,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:53,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:53,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:53,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:53,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:53,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:53,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:53,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:53,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:53,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:53,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:53,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:53,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:53,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:53,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:53,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:53,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:53,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:53,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:53,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:53,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:53,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:53,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:53,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:53,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:53,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:53,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:53,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:53,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:53,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:53,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:53,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:53,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:53,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:53,380 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:53,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:53,383 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:53,383 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:53,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:53,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:53,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:53,384 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:53,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:53,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:53,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:53,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:53,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:53,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:53,387 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:53,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:53,388 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:53,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:53,388 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:53,388 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:53,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:53,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:53,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:53,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:53,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:53,389 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:53,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:53,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:53,390 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_5874b37b-697c-46a6-b00d-3b92dc3154c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5646bd4d96b8fcc9e551b79d403a795dc3f85c7ce3ca7ca69beb4234714a055 [2021-11-23 15:47:53,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:53,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:53,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:53,710 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:53,712 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:53,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2021-11-23 15:47:53,806 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/data/040d217db/ebc5ac12c8f348e0b7c597219b38e69f/FLAG61449684f [2021-11-23 15:47:54,702 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:54,704 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2021-11-23 15:47:54,743 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/data/040d217db/ebc5ac12c8f348e0b7c597219b38e69f/FLAG61449684f [2021-11-23 15:47:55,204 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/data/040d217db/ebc5ac12c8f348e0b7c597219b38e69f [2021-11-23 15:47:55,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:55,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:55,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:55,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:55,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:55,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:55" (1/1) ... [2021-11-23 15:47:55,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6ce2ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:55, skipping insertion in model container [2021-11-23 15:47:55,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:55" (1/1) ... [2021-11-23 15:47:55,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:55,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:55,700 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_5874b37b-697c-46a6-b00d-3b92dc3154c8/sv-benchmarks/c/eca-rers2012/Problem13_label22.c[4777,4790] [2021-11-23 15:47:56,851 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:56,866 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:56,903 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_5874b37b-697c-46a6-b00d-3b92dc3154c8/sv-benchmarks/c/eca-rers2012/Problem13_label22.c[4777,4790] [2021-11-23 15:47:57,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:57,655 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:57,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57 WrapperNode [2021-11-23 15:47:57,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:57,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:57,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:57,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:57,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57" (1/1) ... [2021-11-23 15:47:57,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57" (1/1) ... [2021-11-23 15:47:58,527 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:47:58,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:58,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:58,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:58,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:58,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57" (1/1) ... [2021-11-23 15:47:58,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57" (1/1) ... [2021-11-23 15:47:58,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57" (1/1) ... [2021-11-23 15:47:58,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57" (1/1) ... [2021-11-23 15:47:59,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57" (1/1) ... [2021-11-23 15:47:59,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57" (1/1) ... [2021-11-23 15:47:59,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57" (1/1) ... [2021-11-23 15:47:59,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:59,348 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:59,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:59,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:59,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:57" (1/1) ... [2021-11-23 15:47:59,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:59,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:59,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:59,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:59,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:59,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:59,515 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:59,517 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:05,497 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:05,550 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 15:48:05,555 INFO L158 Benchmark]: Toolchain (without parser) took 10346.54ms. Allocated memory was 88.1MB in the beginning and 958.4MB in the end (delta: 870.3MB). Free memory was 48.7MB in the beginning and 756.6MB in the end (delta: -708.0MB). Peak memory consumption was 313.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:05,556 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 88.1MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:05,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2447.96ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 48.4MB in the beginning and 51.5MB in the end (delta: -3.1MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:05,558 INFO L158 Benchmark]: Boogie Procedure Inliner took 870.56ms. Allocated memory was 130.0MB in the beginning and 199.2MB in the end (delta: 69.2MB). Free memory was 51.5MB in the beginning and 83.9MB in the end (delta: -32.4MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. [2021-11-23 15:48:05,559 INFO L158 Benchmark]: Boogie Preprocessor took 818.55ms. Allocated memory was 199.2MB in the beginning and 457.2MB in the end (delta: 257.9MB). Free memory was 83.9MB in the beginning and 289.7MB in the end (delta: -205.8MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2021-11-23 15:48:05,560 INFO L158 Benchmark]: RCFGBuilder took 6204.51ms. Allocated memory was 457.2MB in the beginning and 958.4MB in the end (delta: 501.2MB). Free memory was 289.7MB in the beginning and 756.6MB in the end (delta: -466.9MB). Peak memory consumption was 187.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:05,564 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 88.1MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2447.96ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 48.4MB in the beginning and 51.5MB in the end (delta: -3.1MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 870.56ms. Allocated memory was 130.0MB in the beginning and 199.2MB in the end (delta: 69.2MB). Free memory was 51.5MB in the beginning and 83.9MB in the end (delta: -32.4MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 818.55ms. Allocated memory was 199.2MB in the beginning and 457.2MB in the end (delta: 257.9MB). Free memory was 83.9MB in the beginning and 289.7MB in the end (delta: -205.8MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * RCFGBuilder took 6204.51ms. Allocated memory was 457.2MB in the beginning and 958.4MB in the end (delta: 501.2MB). Free memory was 289.7MB in the beginning and 756.6MB in the end (delta: -466.9MB). Peak memory consumption was 187.7MB. 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 15:48:05,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/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_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/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_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/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_5874b37b-697c-46a6-b00d-3b92dc3154c8/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 a5646bd4d96b8fcc9e551b79d403a795dc3f85c7ce3ca7ca69beb4234714a055 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:08,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:08,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:08,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:08,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:08,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:08,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:08,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:08,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:08,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:08,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:08,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:08,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:08,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:08,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:08,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:08,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:08,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:08,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:08,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:08,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:08,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:08,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:08,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:08,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:08,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:08,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:08,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:08,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:08,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:08,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:08,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:08,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:08,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:08,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:08,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:08,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:08,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:08,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:08,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:08,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:08,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:08,211 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:08,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:08,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:08,214 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:08,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:08,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:08,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:08,216 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:08,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:08,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:08,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:08,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:08,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:08,218 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:08,218 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:08,219 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:08,219 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:08,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:08,219 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:08,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:08,220 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:08,220 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:08,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:08,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:08,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:08,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:08,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:08,221 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:08,222 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:08,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:08,222 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:08,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:08,223 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_5874b37b-697c-46a6-b00d-3b92dc3154c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5646bd4d96b8fcc9e551b79d403a795dc3f85c7ce3ca7ca69beb4234714a055 [2021-11-23 15:48:08,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:08,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:08,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:08,695 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:08,695 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:08,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2021-11-23 15:48:08,779 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/data/121a1dbe5/5013c1c532db4bc881665b76d9db6514/FLAG15585ed93 [2021-11-23 15:48:09,762 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:09,763 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2021-11-23 15:48:09,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/data/121a1dbe5/5013c1c532db4bc881665b76d9db6514/FLAG15585ed93 [2021-11-23 15:48:10,161 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/data/121a1dbe5/5013c1c532db4bc881665b76d9db6514 [2021-11-23 15:48:10,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:10,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:10,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:10,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:10,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:10,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:10,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c72e32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:10, skipping insertion in model container [2021-11-23 15:48:10,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:10" (1/1) ... [2021-11-23 15:48:10,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:10,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:10,735 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_5874b37b-697c-46a6-b00d-3b92dc3154c8/sv-benchmarks/c/eca-rers2012/Problem13_label22.c[4777,4790] [2021-11-23 15:48:11,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:11,985 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:12,039 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_5874b37b-697c-46a6-b00d-3b92dc3154c8/sv-benchmarks/c/eca-rers2012/Problem13_label22.c[4777,4790] [2021-11-23 15:48:12,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:12,850 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:12,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12 WrapperNode [2021-11-23 15:48:12,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:12,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:12,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:12,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:12,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12" (1/1) ... [2021-11-23 15:48:12,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12" (1/1) ... [2021-11-23 15:48:13,337 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:48:13,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:13,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:13,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:13,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:13,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12" (1/1) ... [2021-11-23 15:48:13,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12" (1/1) ... [2021-11-23 15:48:13,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12" (1/1) ... [2021-11-23 15:48:13,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12" (1/1) ... [2021-11-23 15:48:13,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12" (1/1) ... [2021-11-23 15:48:13,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12" (1/1) ... [2021-11-23 15:48:13,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12" (1/1) ... [2021-11-23 15:48:13,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:13,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:13,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:13,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:13,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:12" (1/1) ... [2021-11-23 15:48:13,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:13,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:13,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:13,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:13,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:13,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:13,876 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:13,877 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:01,717 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:01,772 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 15:49:01,777 INFO L158 Benchmark]: Toolchain (without parser) took 51610.18ms. Allocated memory was 60.8MB in the beginning and 453.0MB in the end (delta: 392.2MB). Free memory was 37.0MB in the beginning and 192.3MB in the end (delta: -155.4MB). Peak memory consumption was 244.0MB. Max. memory is 16.1GB. [2021-11-23 15:49:01,777 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:01,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2685.46ms. Allocated memory was 60.8MB in the beginning and 113.2MB in the end (delta: 52.4MB). Free memory was 36.7MB in the beginning and 57.1MB in the end (delta: -20.4MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:01,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 484.91ms. Allocated memory was 113.2MB in the beginning and 226.5MB in the end (delta: 113.2MB). Free memory was 57.1MB in the beginning and 147.3MB in the end (delta: -90.1MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2021-11-23 15:49:01,780 INFO L158 Benchmark]: Boogie Preprocessor took 371.71ms. Allocated memory is still 226.5MB. Free memory was 147.3MB in the beginning and 115.7MB in the end (delta: 31.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:01,781 INFO L158 Benchmark]: RCFGBuilder took 48061.96ms. Allocated memory was 226.5MB in the beginning and 453.0MB in the end (delta: 226.5MB). Free memory was 115.7MB in the beginning and 192.3MB in the end (delta: -76.6MB). Peak memory consumption was 162.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:01,785 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 60.8MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2685.46ms. Allocated memory was 60.8MB in the beginning and 113.2MB in the end (delta: 52.4MB). Free memory was 36.7MB in the beginning and 57.1MB in the end (delta: -20.4MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 484.91ms. Allocated memory was 113.2MB in the beginning and 226.5MB in the end (delta: 113.2MB). Free memory was 57.1MB in the beginning and 147.3MB in the end (delta: -90.1MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 371.71ms. Allocated memory is still 226.5MB. Free memory was 147.3MB in the beginning and 115.7MB in the end (delta: 31.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 48061.96ms. Allocated memory was 226.5MB in the beginning and 453.0MB in the end (delta: 226.5MB). Free memory was 115.7MB in the beginning and 192.3MB in the end (delta: -76.6MB). Peak memory consumption was 162.7MB. 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 15:49:01,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5874b37b-697c-46a6-b00d-3b92dc3154c8/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