./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label47.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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label47.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/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 dea919d100daeabd0e170d74023c37f0cdb0f50ecfeff5bfc46096aa69a7097c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:36,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:36,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:36,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:36,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:36,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:36,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:36,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:36,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:36,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:36,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:36,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:36,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:36,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:36,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:36,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:36,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:36,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:36,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:36,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:36,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:36,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:36,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:36,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:36,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:36,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:36,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:36,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:36,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:36,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:36,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:36,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:36,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:36,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:36,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:36,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:36,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:36,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:36,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:36,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:36,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:36,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:36,334 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:36,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:36,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:36,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:36,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:36,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:36,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:36,337 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:36,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:36,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:36,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:36,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:36,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:36,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:36,338 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:36,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:36,338 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:36,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:36,339 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:36,339 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:36,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:36,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:36,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:36,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:36,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:36,340 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:36,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:36,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:36,341 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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dea919d100daeabd0e170d74023c37f0cdb0f50ecfeff5bfc46096aa69a7097c [2021-11-23 15:04:36,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:36,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:36,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:36,696 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:36,697 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:36,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2021-11-23 15:04:36,766 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/data/20a4bb05b/1961017f427a4b2a957905d630fbceb9/FLAGad4012d2d [2021-11-23 15:04:37,511 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:37,512 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2021-11-23 15:04:37,537 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/data/20a4bb05b/1961017f427a4b2a957905d630fbceb9/FLAGad4012d2d [2021-11-23 15:04:37,611 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/data/20a4bb05b/1961017f427a4b2a957905d630fbceb9 [2021-11-23 15:04:37,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:37,615 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:37,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:37,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:37,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:37,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:37,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48cdbee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:37, skipping insertion in model container [2021-11-23 15:04:37,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:37" (1/1) ... [2021-11-23 15:04:37,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:37,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:38,041 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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/sv-benchmarks/c/eca-rers2012/Problem16_label47.c[6782,6795] [2021-11-23 15:04:38,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:38,579 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:38,613 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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/sv-benchmarks/c/eca-rers2012/Problem16_label47.c[6782,6795] [2021-11-23 15:04:39,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:39,069 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:39,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39 WrapperNode [2021-11-23 15:04:39,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:39,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:39,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:39,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:39,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,356 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2021-11-23 15:04:39,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:39,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:39,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:39,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:39,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:39,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:39,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:39,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:39,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:39" (1/1) ... [2021-11-23 15:04:39,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:39,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:39,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:39,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:39,818 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:39,820 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:42,452 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:42,501 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 15:04:42,513 INFO L158 Benchmark]: Toolchain (without parser) took 4895.70ms. Allocated memory was 104.9MB in the beginning and 190.8MB in the end (delta: 86.0MB). Free memory was 80.5MB in the beginning and 96.0MB in the end (delta: -15.5MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:42,515 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:42,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1454.56ms. Allocated memory is still 104.9MB. Free memory was 80.1MB in the beginning and 57.6MB in the end (delta: 22.4MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:42,518 INFO L158 Benchmark]: Boogie Procedure Inliner took 284.24ms. Allocated memory is still 104.9MB. Free memory was 57.6MB in the beginning and 65.3MB in the end (delta: -7.7MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:42,519 INFO L158 Benchmark]: Boogie Preprocessor took 173.56ms. Allocated memory is still 104.9MB. Free memory was 65.3MB in the beginning and 52.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:42,520 INFO L158 Benchmark]: RCFGBuilder took 2978.01ms. Allocated memory was 104.9MB in the beginning and 190.8MB in the end (delta: 86.0MB). Free memory was 52.3MB in the beginning and 96.0MB in the end (delta: -43.7MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:42,529 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 86.0MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1454.56ms. Allocated memory is still 104.9MB. Free memory was 80.1MB in the beginning and 57.6MB in the end (delta: 22.4MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 284.24ms. Allocated memory is still 104.9MB. Free memory was 57.6MB in the beginning and 65.3MB in the end (delta: -7.7MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 173.56ms. Allocated memory is still 104.9MB. Free memory was 65.3MB in the beginning and 52.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 2978.01ms. Allocated memory was 104.9MB in the beginning and 190.8MB in the end (delta: 86.0MB). Free memory was 52.3MB in the beginning and 96.0MB in the end (delta: -43.7MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:42,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label47.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/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 dea919d100daeabd0e170d74023c37f0cdb0f50ecfeff5bfc46096aa69a7097c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:45,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:45,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:45,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:45,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:45,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:45,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:45,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:45,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:45,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:45,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:45,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:45,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:45,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:45,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:45,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:45,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:45,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:45,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:45,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:45,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:45,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:45,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:45,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:45,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:45,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:45,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:45,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:45,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:45,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:45,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:45,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:45,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:45,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:45,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:45,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:45,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:45,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:45,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:45,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:45,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:45,276 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:45,322 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:45,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:45,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:45,324 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:45,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:45,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:45,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:45,326 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:45,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:45,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:45,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:45,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:45,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:45,328 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:45,328 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:45,328 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:45,329 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:45,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:45,329 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:45,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:45,329 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:45,329 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:45,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:45,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:45,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:45,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:45,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:45,331 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:45,331 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:45,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:45,331 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:45,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:45,332 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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dea919d100daeabd0e170d74023c37f0cdb0f50ecfeff5bfc46096aa69a7097c [2021-11-23 15:04:45,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:45,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:45,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:45,743 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:45,744 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:45,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2021-11-23 15:04:45,831 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/data/1ab18a6b6/65e73e1a5c8d445a9e2233873490f5b9/FLAG668abff34 [2021-11-23 15:04:46,663 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:46,666 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2021-11-23 15:04:46,699 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/data/1ab18a6b6/65e73e1a5c8d445a9e2233873490f5b9/FLAG668abff34 [2021-11-23 15:04:46,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/data/1ab18a6b6/65e73e1a5c8d445a9e2233873490f5b9 [2021-11-23 15:04:46,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:46,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:46,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:46,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:46,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:46,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f58ce10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46, skipping insertion in model container [2021-11-23 15:04:46,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:46,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:47,295 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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/sv-benchmarks/c/eca-rers2012/Problem16_label47.c[6782,6795] [2021-11-23 15:04:47,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:47,821 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:47,849 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_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/sv-benchmarks/c/eca-rers2012/Problem16_label47.c[6782,6795] [2021-11-23 15:04:48,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:48,092 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:48,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48 WrapperNode [2021-11-23 15:04:48,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:48,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:48,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:48,096 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:48,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,249 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1765 [2021-11-23 15:04:48,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:48,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:48,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:48,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:48,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:48,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:48,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:48,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:48,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:48,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:48,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:48,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:48,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:48,599 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:48,600 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:57,785 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:57,837 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 15:04:57,842 INFO L158 Benchmark]: Toolchain (without parser) took 11033.64ms. Allocated memory was 62.9MB in the beginning and 165.7MB in the end (delta: 102.8MB). Free memory was 37.7MB in the beginning and 88.0MB in the end (delta: -50.2MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:57,842 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:57,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1283.00ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 37.5MB in the beginning and 55.6MB in the end (delta: -18.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:57,844 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.95ms. Allocated memory is still 81.8MB. Free memory was 55.6MB in the beginning and 43.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:57,845 INFO L158 Benchmark]: Boogie Preprocessor took 172.23ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 43.4MB in the beginning and 69.9MB in the end (delta: -26.5MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:57,846 INFO L158 Benchmark]: RCFGBuilder took 9415.25ms. Allocated memory was 104.9MB in the beginning and 165.7MB in the end (delta: 60.8MB). Free memory was 69.9MB in the beginning and 88.0MB in the end (delta: -18.1MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:57,850 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1283.00ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 37.5MB in the beginning and 55.6MB in the end (delta: -18.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.95ms. Allocated memory is still 81.8MB. Free memory was 55.6MB in the beginning and 43.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 172.23ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 43.4MB in the beginning and 69.9MB in the end (delta: -26.5MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * RCFGBuilder took 9415.25ms. Allocated memory was 104.9MB in the beginning and 165.7MB in the end (delta: 60.8MB). Free memory was 69.9MB in the beginning and 88.0MB in the end (delta: -18.1MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:57,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfafbca6-e1dc-4a8c-ab9c-b5b5d6d20449/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