./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label42.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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/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 b9c258613104e46162a0fcac04969942f18bf23842ce18ea0c2d6eb396d2744f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:34,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:34,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:34,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:34,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:34,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:34,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:34,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:34,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:34,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:34,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:34,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:34,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:34,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:34,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:34,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:34,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:34,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:34,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:34,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:34,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:34,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:34,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:34,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:34,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:34,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:34,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:34,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:34,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:34,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:34,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:34,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:34,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:34,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:34,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:34,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:34,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:34,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:34,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:34,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:34,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:34,455 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:34,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:34,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:34,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:34,491 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:34,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:34,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:34,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:34,492 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:34,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:34,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:34,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:34,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:34,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:34,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:34,494 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:34,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:34,494 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:34,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:34,495 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:34,495 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:34,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:34,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:34,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:34,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:34,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:34,496 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:34,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:34,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:34,497 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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9c258613104e46162a0fcac04969942f18bf23842ce18ea0c2d6eb396d2744f [2021-11-23 15:50:34,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:34,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:34,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:34,808 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:34,810 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:34,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label42.c [2021-11-23 15:50:34,908 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/data/b1e1964e2/0bf765306d3b40d3b9e9b9f2f287dff7/FLAGbd23b9db4 [2021-11-23 15:50:39,034 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:39,035 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/sv-benchmarks/c/eca-programs/Problem102_label42.c [2021-11-23 15:50:39,292 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/data/b1e1964e2/0bf765306d3b40d3b9e9b9f2f287dff7/FLAGbd23b9db4 [2021-11-23 15:50:39,721 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/data/b1e1964e2/0bf765306d3b40d3b9e9b9f2f287dff7 [2021-11-23 15:50:39,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:39,724 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:39,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:39,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:39,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:39,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:39" (1/1) ... [2021-11-23 15:50:39,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f003d4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:39, skipping insertion in model container [2021-11-23 15:50:39,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:39" (1/1) ... [2021-11-23 15:50:39,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:41,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:07,051 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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/sv-benchmarks/c/eca-programs/Problem102_label42.c[5714078,5714091] [2021-11-23 15:51:07,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:07,333 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:21,248 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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/sv-benchmarks/c/eca-programs/Problem102_label42.c[5714078,5714091] [2021-11-23 15:51:21,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:25,499 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:25,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25 WrapperNode [2021-11-23 15:51:25,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:25,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:25,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:25,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:25,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:27,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:31,839 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184295 [2021-11-23 15:51:31,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:31,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:31,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:31,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:31,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:31,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:32,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:32,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:34,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:35,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:35,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:36,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:36,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:36,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:36,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:36,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:25" (1/1) ... [2021-11-23 15:51:36,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:36,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:36,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:36,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:36,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:36,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:36,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:36,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:36,464 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:36,465 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:44,465 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:44,674 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 15:52:44,680 INFO L158 Benchmark]: Toolchain (without parser) took 124953.76ms. Allocated memory was 805.3MB in the beginning and 12.4GB in the end (delta: 11.6GB). Free memory was 536.7MB in the beginning and 8.7GB in the end (delta: -8.2GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:52:44,680 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:44,681 INFO L158 Benchmark]: CACSL2BoogieTranslator took 45773.96ms. Allocated memory was 805.3MB in the beginning and 6.5GB in the end (delta: 5.7GB). Free memory was 536.7MB in the beginning and 4.5GB in the end (delta: -3.9GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2021-11-23 15:52:44,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 6339.99ms. Allocated memory was 6.5GB in the beginning and 9.3GB in the end (delta: 2.8GB). Free memory was 4.5GB in the beginning and 6.7GB in the end (delta: -2.2GB). Peak memory consumption was 944.8MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,683 INFO L158 Benchmark]: Boogie Preprocessor took 4342.09ms. Allocated memory is still 9.3GB. Free memory was 6.7GB in the beginning and 6.1GB in the end (delta: 615.5MB). Peak memory consumption was 669.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,685 INFO L158 Benchmark]: RCFGBuilder took 68494.03ms. Allocated memory was 9.3GB in the beginning and 12.4GB in the end (delta: 3.2GB). Free memory was 6.1GB in the beginning and 8.7GB in the end (delta: -2.6GB). Peak memory consumption was 883.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:44,689 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 109.1MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 45773.96ms. Allocated memory was 805.3MB in the beginning and 6.5GB in the end (delta: 5.7GB). Free memory was 536.7MB in the beginning and 4.5GB in the end (delta: -3.9GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6339.99ms. Allocated memory was 6.5GB in the beginning and 9.3GB in the end (delta: 2.8GB). Free memory was 4.5GB in the beginning and 6.7GB in the end (delta: -2.2GB). Peak memory consumption was 944.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 4342.09ms. Allocated memory is still 9.3GB. Free memory was 6.7GB in the beginning and 6.1GB in the end (delta: 615.5MB). Peak memory consumption was 669.0MB. Max. memory is 16.1GB. * RCFGBuilder took 68494.03ms. Allocated memory was 9.3GB in the beginning and 12.4GB in the end (delta: 3.2GB). Free memory was 6.1GB in the beginning and 8.7GB in the end (delta: -2.6GB). Peak memory consumption was 883.9MB. 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 15:52:44,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/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 b9c258613104e46162a0fcac04969942f18bf23842ce18ea0c2d6eb396d2744f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:47,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:47,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:47,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:47,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:47,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:47,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:47,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:47,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:47,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:47,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:47,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:47,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:47,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:47,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:47,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:47,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:47,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:47,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:47,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:47,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:47,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:47,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:47,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:47,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:47,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:47,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:47,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:47,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:47,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:47,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:47,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:47,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:47,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:47,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:47,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:47,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:47,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:47,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:47,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:47,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:47,409 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:47,454 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:47,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:47,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:47,456 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:47,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:47,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:47,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:47,458 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:47,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:47,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:47,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:47,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:47,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:47,460 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:47,460 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:47,461 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:47,461 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:47,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:47,461 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:47,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:47,462 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:47,462 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:47,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:47,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:47,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:47,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:47,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:47,464 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:47,464 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:47,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:47,464 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:47,464 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:47,465 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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9c258613104e46162a0fcac04969942f18bf23842ce18ea0c2d6eb396d2744f [2021-11-23 15:52:47,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:47,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:47,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:47,900 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:47,901 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:47,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label42.c [2021-11-23 15:52:47,973 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/data/32b0c8f13/cfa9c5a2c90248848f8c06826fc7f69f/FLAG3235767cf [2021-11-23 15:52:52,791 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:52,792 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/sv-benchmarks/c/eca-programs/Problem102_label42.c [2021-11-23 15:52:53,051 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/data/32b0c8f13/cfa9c5a2c90248848f8c06826fc7f69f/FLAG3235767cf [2021-11-23 15:52:53,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/data/32b0c8f13/cfa9c5a2c90248848f8c06826fc7f69f [2021-11-23 15:52:53,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:53,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:53,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:53,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:53,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:53,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:53" (1/1) ... [2021-11-23 15:52:53,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e55269b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:53, skipping insertion in model container [2021-11-23 15:52:53,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:53" (1/1) ... [2021-11-23 15:52:53,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:55,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:21,461 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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/sv-benchmarks/c/eca-programs/Problem102_label42.c[5714078,5714091] [2021-11-23 15:53:21,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:21,603 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:35,766 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_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/sv-benchmarks/c/eca-programs/Problem102_label42.c[5714078,5714091] [2021-11-23 15:53:35,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:40,854 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:40,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40 WrapperNode [2021-11-23 15:53:40,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:40,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:40,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:40,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:40,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:42,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:48,086 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184212 [2021-11-23 15:53:48,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:48,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:48,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:48,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:48,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:48,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:49,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:49,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:51,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:53,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:53,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:54,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:54,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:54,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:54,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:54,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:40" (1/1) ... [2021-11-23 15:53:54,647 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:54,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:54,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:54,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:54,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:54,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:54,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:54,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:54,959 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:54,961 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:33,585 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:33,875 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 15:55:33,884 INFO L158 Benchmark]: Toolchain (without parser) took 160530.02ms. Allocated memory was 786.4MB in the beginning and 12.3GB in the end (delta: 11.5GB). Free memory was 505.4MB in the beginning and 8.4GB in the end (delta: -7.9GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:55:33,884 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:33,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 47502.38ms. Allocated memory was 786.4MB in the beginning and 8.2GB in the end (delta: 7.4GB). Free memory was 505.4MB in the beginning and 6.2GB in the end (delta: -5.7GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2021-11-23 15:55:33,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 7231.05ms. Allocated memory is still 8.2GB. Free memory was 6.2GB in the beginning and 5.6GB in the end (delta: 629.1MB). Peak memory consumption was 764.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,889 INFO L158 Benchmark]: Boogie Preprocessor took 6550.05ms. Allocated memory was 8.2GB in the beginning and 11.0GB in the end (delta: 2.8GB). Free memory was 5.6GB in the beginning and 7.9GB in the end (delta: -2.4GB). Peak memory consumption was 813.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,890 INFO L158 Benchmark]: RCFGBuilder took 99242.01ms. Allocated memory was 11.0GB in the beginning and 12.3GB in the end (delta: 1.3GB). Free memory was 7.9GB in the beginning and 8.4GB in the end (delta: -420.5MB). Peak memory consumption was 990.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,902 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 47502.38ms. Allocated memory was 786.4MB in the beginning and 8.2GB in the end (delta: 7.4GB). Free memory was 505.4MB in the beginning and 6.2GB in the end (delta: -5.7GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7231.05ms. Allocated memory is still 8.2GB. Free memory was 6.2GB in the beginning and 5.6GB in the end (delta: 629.1MB). Peak memory consumption was 764.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6550.05ms. Allocated memory was 8.2GB in the beginning and 11.0GB in the end (delta: 2.8GB). Free memory was 5.6GB in the beginning and 7.9GB in the end (delta: -2.4GB). Peak memory consumption was 813.7MB. Max. memory is 16.1GB. * RCFGBuilder took 99242.01ms. Allocated memory was 11.0GB in the beginning and 12.3GB in the end (delta: 1.3GB). Free memory was 7.9GB in the beginning and 8.4GB in the end (delta: -420.5MB). Peak memory consumption was 990.9MB. 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 15:55:33,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27a4fd87-a5b7-4fe2-a0d5-24cecd1d372f/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