./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/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 8992212a1418f965b7aa5544bbcd0662efe36bbdb68c8be26d80181e7451b5b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:08,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:08,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:08,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:08,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:08,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:08,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:08,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:08,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:08,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:08,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:08,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:08,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:08,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:08,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:08,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:08,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:08,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:08,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:08,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:08,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:08,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:08,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:08,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:08,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:08,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:08,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:08,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:08,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:08,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:08,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:08,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:08,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:08,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:08,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:08,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:08,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:08,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:08,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:08,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:08,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:08,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:59:08,482 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:08,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:08,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:08,484 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:08,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:08,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:08,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:08,485 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:08,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:08,486 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:08,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:08,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:08,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:08,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:08,487 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:08,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:08,487 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:08,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:08,488 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:08,488 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:08,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:08,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:08,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:08,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:08,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:08,490 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:08,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:08,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:08,491 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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8992212a1418f965b7aa5544bbcd0662efe36bbdb68c8be26d80181e7451b5b4 [2021-11-23 15:59:08,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:08,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:08,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:08,809 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:08,810 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:08,811 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2021-11-23 15:59:08,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/data/d7989b23e/4010839ea5c5451794b6fcde8ed0a05b/FLAG2423b0c99 [2021-11-23 15:59:09,666 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:09,667 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2021-11-23 15:59:09,699 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/data/d7989b23e/4010839ea5c5451794b6fcde8ed0a05b/FLAG2423b0c99 [2021-11-23 15:59:10,184 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/data/d7989b23e/4010839ea5c5451794b6fcde8ed0a05b [2021-11-23 15:59:10,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:10,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:10,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:10,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:10,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:10,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17102122 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:10, skipping insertion in model container [2021-11-23 15:59:10,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:10" (1/1) ... [2021-11-23 15:59:10,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:10,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:11,905 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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/sv-benchmarks/c/eca-rers2012/Problem04_label24.c[182780,182793] [2021-11-23 15:59:11,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:11,943 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:12,630 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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/sv-benchmarks/c/eca-rers2012/Problem04_label24.c[182780,182793] [2021-11-23 15:59:12,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:12,691 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:12,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12 WrapperNode [2021-11-23 15:59:12,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:12,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:12,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:12,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:12,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:12,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:12,995 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5572 [2021-11-23 15:59:12,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:12,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:12,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:12,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:13,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:13,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:13,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:13,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:13,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:12" (1/1) ... [2021-11-23 15:59:13,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:13,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:13,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:13,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:13,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:13,527 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:13,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:17,525 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:17,566 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 15:59:17,571 INFO L158 Benchmark]: Toolchain (without parser) took 7383.19ms. Allocated memory was 94.4MB in the beginning and 438.3MB in the end (delta: 343.9MB). Free memory was 60.5MB in the beginning and 242.8MB in the end (delta: -182.3MB). Peak memory consumption was 192.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:17,572 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 94.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:17,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2504.91ms. Allocated memory was 94.4MB in the beginning and 151.0MB in the end (delta: 56.6MB). Free memory was 60.2MB in the beginning and 93.1MB in the end (delta: -32.8MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:17,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 302.73ms. Allocated memory is still 151.0MB. Free memory was 93.1MB in the beginning and 55.3MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:17,574 INFO L158 Benchmark]: Boogie Preprocessor took 265.72ms. Allocated memory was 151.0MB in the beginning and 251.7MB in the end (delta: 100.7MB). Free memory was 55.3MB in the beginning and 156.8MB in the end (delta: -101.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:17,575 INFO L158 Benchmark]: RCFGBuilder took 4305.13ms. Allocated memory was 251.7MB in the beginning and 438.3MB in the end (delta: 186.6MB). Free memory was 156.8MB in the beginning and 242.8MB in the end (delta: -86.0MB). Peak memory consumption was 132.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:17,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 94.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2504.91ms. Allocated memory was 94.4MB in the beginning and 151.0MB in the end (delta: 56.6MB). Free memory was 60.2MB in the beginning and 93.1MB in the end (delta: -32.8MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 302.73ms. Allocated memory is still 151.0MB. Free memory was 93.1MB in the beginning and 55.3MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 265.72ms. Allocated memory was 151.0MB in the beginning and 251.7MB in the end (delta: 100.7MB). Free memory was 55.3MB in the beginning and 156.8MB in the end (delta: -101.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4305.13ms. Allocated memory was 251.7MB in the beginning and 438.3MB in the end (delta: 186.6MB). Free memory was 156.8MB in the beginning and 242.8MB in the end (delta: -86.0MB). Peak memory consumption was 132.8MB. 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 15:59:17,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/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 8992212a1418f965b7aa5544bbcd0662efe36bbdb68c8be26d80181e7451b5b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:20,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:20,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:20,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:20,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:20,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:20,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:20,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:20,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:20,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:20,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:20,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:20,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:20,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:20,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:20,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:20,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:20,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:20,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:20,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:20,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:20,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:20,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:20,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:20,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:20,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:20,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:20,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:20,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:20,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:20,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:20,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:20,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:20,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:20,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:20,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:20,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:20,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:20,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:20,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:20,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:20,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:20,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:20,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:20,198 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:20,198 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:20,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:20,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:20,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:20,200 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:20,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:20,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:20,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:20,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:20,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:20,202 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:20,202 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:20,203 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:20,203 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:20,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:20,203 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:20,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:20,203 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:20,204 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:20,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:20,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:20,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:20,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:20,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:20,205 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:20,205 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:20,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:20,205 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:20,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:20,206 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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8992212a1418f965b7aa5544bbcd0662efe36bbdb68c8be26d80181e7451b5b4 [2021-11-23 15:59:20,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:20,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:20,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:20,633 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:20,633 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:20,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2021-11-23 15:59:20,712 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/data/beaf47e17/7df415a8a6fa43b8adfb93ffdecea024/FLAG8de2a002d [2021-11-23 15:59:21,601 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:21,602 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/sv-benchmarks/c/eca-rers2012/Problem04_label24.c [2021-11-23 15:59:21,636 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/data/beaf47e17/7df415a8a6fa43b8adfb93ffdecea024/FLAG8de2a002d [2021-11-23 15:59:22,060 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/data/beaf47e17/7df415a8a6fa43b8adfb93ffdecea024 [2021-11-23 15:59:22,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:22,064 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:22,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:22,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:22,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:22,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:22,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@694a46ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:22, skipping insertion in model container [2021-11-23 15:59:22,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:22" (1/1) ... [2021-11-23 15:59:22,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:22,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:23,606 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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/sv-benchmarks/c/eca-rers2012/Problem04_label24.c[182780,182793] [2021-11-23 15:59:23,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:23,658 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:24,347 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_3745fbca-6fe4-492f-8e48-b9de1044b3e4/sv-benchmarks/c/eca-rers2012/Problem04_label24.c[182780,182793] [2021-11-23 15:59:24,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:24,385 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:24,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24 WrapperNode [2021-11-23 15:59:24,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:24,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:24,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:24,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:24,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24" (1/1) ... [2021-11-23 15:59:24,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24" (1/1) ... [2021-11-23 15:59:24,656 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5567 [2021-11-23 15:59:24,657 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:24,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:24,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:24,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:24,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24" (1/1) ... [2021-11-23 15:59:24,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24" (1/1) ... [2021-11-23 15:59:24,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24" (1/1) ... [2021-11-23 15:59:24,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24" (1/1) ... [2021-11-23 15:59:24,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24" (1/1) ... [2021-11-23 15:59:24,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24" (1/1) ... [2021-11-23 15:59:24,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24" (1/1) ... [2021-11-23 15:59:24,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:24,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:24,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:24,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:24,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:24" (1/1) ... [2021-11-23 15:59:24,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:24,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:24,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:24,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:25,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:25,182 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:25,183 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:30,583 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:30,631 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 15:59:30,635 INFO L158 Benchmark]: Toolchain (without parser) took 8570.27ms. Allocated memory was 71.3MB in the beginning and 461.4MB in the end (delta: 390.1MB). Free memory was 47.9MB in the beginning and 212.0MB in the end (delta: -164.0MB). Peak memory consumption was 229.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:30,641 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.8MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:30,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2320.18ms. Allocated memory was 71.3MB in the beginning and 151.0MB in the end (delta: 79.7MB). Free memory was 47.7MB in the beginning and 87.1MB in the end (delta: -39.3MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:30,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 269.73ms. Allocated memory is still 151.0MB. Free memory was 87.1MB in the beginning and 76.0MB in the end (delta: 11.1MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:30,645 INFO L158 Benchmark]: Boogie Preprocessor took 280.44ms. Allocated memory is still 151.0MB. Free memory was 75.4MB in the beginning and 57.5MB in the end (delta: 17.9MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:30,646 INFO L158 Benchmark]: RCFGBuilder took 5694.06ms. Allocated memory was 151.0MB in the beginning and 461.4MB in the end (delta: 310.4MB). Free memory was 57.5MB in the beginning and 212.0MB in the end (delta: -154.5MB). Peak memory consumption was 158.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:30,650 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.8MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2320.18ms. Allocated memory was 71.3MB in the beginning and 151.0MB in the end (delta: 79.7MB). Free memory was 47.7MB in the beginning and 87.1MB in the end (delta: -39.3MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 269.73ms. Allocated memory is still 151.0MB. Free memory was 87.1MB in the beginning and 76.0MB in the end (delta: 11.1MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 280.44ms. Allocated memory is still 151.0MB. Free memory was 75.4MB in the beginning and 57.5MB in the end (delta: 17.9MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * RCFGBuilder took 5694.06ms. Allocated memory was 151.0MB in the beginning and 461.4MB in the end (delta: 310.4MB). Free memory was 57.5MB in the beginning and 212.0MB in the end (delta: -154.5MB). Peak memory consumption was 158.1MB. 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 15:59:30,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3745fbca-6fe4-492f-8e48-b9de1044b3e4/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