./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label13.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_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/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_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/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_9f3ee460-3db8-4326-9454-ed72d7a1517f/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 259310f7b52562e8d7d01d3a09607cc8e17a3bb76443afb993151b52d12e6817 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:37,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:37,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:37,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:37,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:37,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:37,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:37,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:37,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:37,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:37,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:37,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:37,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:37,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:37,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:37,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:37,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:37,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:37,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:37,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:37,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:37,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:37,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:37,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:37,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:37,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:37,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:37,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:37,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:37,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:37,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:37,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:37,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:37,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:37,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:37,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:37,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:37,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:37,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:37,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:37,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:37,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:37,355 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:37,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:37,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:37,357 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:37,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:37,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:37,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:37,359 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:37,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:37,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:37,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:37,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:37,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:37,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:37,360 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:37,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:37,361 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:37,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:37,361 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:37,361 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:37,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:37,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:37,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:37,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:37,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:37,363 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:37,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:37,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:37,363 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_9f3ee460-3db8-4326-9454-ed72d7a1517f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 259310f7b52562e8d7d01d3a09607cc8e17a3bb76443afb993151b52d12e6817 [2021-11-23 15:58:37,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:37,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:37,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:37,656 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:37,657 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:37,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label13.c [2021-11-23 15:58:37,716 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/data/84f97eabb/e503f5557a3d4adfb41b551287bc55fd/FLAGffb84a627 [2021-11-23 15:58:41,154 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:41,154 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/sv-benchmarks/c/eca-rers2012/Problem08_label13.c [2021-11-23 15:58:41,595 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/data/84f97eabb/e503f5557a3d4adfb41b551287bc55fd/FLAGffb84a627 [2021-11-23 15:58:42,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/data/84f97eabb/e503f5557a3d4adfb41b551287bc55fd [2021-11-23 15:58:42,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:42,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:42,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:42,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:42,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:42,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:42" (1/1) ... [2021-11-23 15:58:42,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10c393e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:42, skipping insertion in model container [2021-11-23 15:58:42,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:42" (1/1) ... [2021-11-23 15:58:42,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:43,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:09,180 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_9f3ee460-3db8-4326-9454-ed72d7a1517f/sv-benchmarks/c/eca-rers2012/Problem08_label13.c[5710512,5710525] [2021-11-23 15:59:09,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:09,318 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:23,008 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_9f3ee460-3db8-4326-9454-ed72d7a1517f/sv-benchmarks/c/eca-rers2012/Problem08_label13.c[5710512,5710525] [2021-11-23 15:59:23,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:27,493 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:27,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27 WrapperNode [2021-11-23 15:59:27,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:27,495 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:27,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:27,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:27,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27" (1/1) ... [2021-11-23 15:59:28,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27" (1/1) ... [2021-11-23 15:59:33,662 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:59:33,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:33,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:33,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:33,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:33,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27" (1/1) ... [2021-11-23 15:59:33,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27" (1/1) ... [2021-11-23 15:59:34,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27" (1/1) ... [2021-11-23 15:59:34,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27" (1/1) ... [2021-11-23 15:59:36,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27" (1/1) ... [2021-11-23 15:59:37,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27" (1/1) ... [2021-11-23 15:59:38,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27" (1/1) ... [2021-11-23 15:59:38,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:38,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:38,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:38,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:38,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:27" (1/1) ... [2021-11-23 15:59:38,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:38,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:38,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:38,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:38,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:39,136 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:39,137 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:00:41,041 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:00:41,239 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 16:00:41,244 INFO L158 Benchmark]: Toolchain (without parser) took 119191.69ms. Allocated memory was 796.9MB in the beginning and 12.2GB in the end (delta: 11.4GB). Free memory was 595.2MB in the beginning and 8.5GB in the end (delta: -7.9GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 16:00:41,246 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory was 62.6MB in the beginning and 62.5MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:00:41,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 45442.15ms. Allocated memory was 796.9MB in the beginning and 6.8GB in the end (delta: 6.0GB). Free memory was 595.2MB in the beginning and 4.9GB in the end (delta: -4.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 16:00:41,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 6167.55ms. Allocated memory was 6.8GB in the beginning and 9.2GB in the end (delta: 2.5GB). Free memory was 4.9GB in the beginning and 6.7GB in the end (delta: -1.8GB). Peak memory consumption was 782.2MB. Max. memory is 16.1GB. [2021-11-23 16:00:41,250 INFO L158 Benchmark]: Boogie Preprocessor took 5143.66ms. Allocated memory is still 9.2GB. Free memory was 6.7GB in the beginning and 6.2GB in the end (delta: 429.9MB). Peak memory consumption was 744.5MB. Max. memory is 16.1GB. [2021-11-23 16:00:41,251 INFO L158 Benchmark]: RCFGBuilder took 62433.46ms. Allocated memory was 9.2GB in the beginning and 12.2GB in the end (delta: 3.0GB). Free memory was 6.2GB in the beginning and 8.5GB in the end (delta: -2.3GB). Peak memory consumption was 978.3MB. Max. memory is 16.1GB. [2021-11-23 16:00:41,261 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 81.8MB. Free memory was 62.6MB in the beginning and 62.5MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 45442.15ms. Allocated memory was 796.9MB in the beginning and 6.8GB in the end (delta: 6.0GB). Free memory was 595.2MB in the beginning and 4.9GB in the end (delta: -4.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6167.55ms. Allocated memory was 6.8GB in the beginning and 9.2GB in the end (delta: 2.5GB). Free memory was 4.9GB in the beginning and 6.7GB in the end (delta: -1.8GB). Peak memory consumption was 782.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5143.66ms. Allocated memory is still 9.2GB. Free memory was 6.7GB in the beginning and 6.2GB in the end (delta: 429.9MB). Peak memory consumption was 744.5MB. Max. memory is 16.1GB. * RCFGBuilder took 62433.46ms. Allocated memory was 9.2GB in the beginning and 12.2GB in the end (delta: 3.0GB). Free memory was 6.2GB in the beginning and 8.5GB in the end (delta: -2.3GB). Peak memory consumption was 978.3MB. 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 16:00:41,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/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 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_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/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_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/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_9f3ee460-3db8-4326-9454-ed72d7a1517f/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 259310f7b52562e8d7d01d3a09607cc8e17a3bb76443afb993151b52d12e6817 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:00:43,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:00:43,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:00:43,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:00:43,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:00:43,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:00:43,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:00:43,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:00:43,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:00:43,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:00:43,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:00:43,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:00:43,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:00:43,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:00:43,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:00:43,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:00:43,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:00:43,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:00:43,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:00:43,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:00:43,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:00:43,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:00:43,870 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:00:43,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:00:43,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:00:43,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:00:43,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:00:43,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:00:43,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:00:43,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:00:43,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:00:43,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:00:43,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:00:43,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:00:43,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:00:43,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:00:43,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:00:43,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:00:43,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:00:43,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:00:43,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:00:43,899 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 16:00:43,939 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:00:43,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:00:43,940 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:00:43,941 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 16:00:43,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 16:00:43,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 16:00:43,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:00:43,943 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 16:00:43,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 16:00:43,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:00:43,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:00:43,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:00:43,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:00:43,944 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:00:43,945 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:00:43,945 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:00:43,945 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 16:00:43,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:00:43,945 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:00:43,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:00:43,946 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 16:00:43,946 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 16:00:43,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:00:43,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:00:43,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:00:43,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:00:43,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:00:43,947 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:00:43,948 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:00:43,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:00:43,948 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 16:00:43,948 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:00:43,949 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_9f3ee460-3db8-4326-9454-ed72d7a1517f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 259310f7b52562e8d7d01d3a09607cc8e17a3bb76443afb993151b52d12e6817 [2021-11-23 16:00:44,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:00:44,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:00:44,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:00:44,387 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:00:44,387 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:00:44,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label13.c [2021-11-23 16:00:44,465 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/data/63641ac42/f98407ff15c3401387105072da4e1093/FLAG16b5dc4cc [2021-11-23 16:00:48,342 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:00:48,343 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/sv-benchmarks/c/eca-rers2012/Problem08_label13.c [2021-11-23 16:00:48,624 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/data/63641ac42/f98407ff15c3401387105072da4e1093/FLAG16b5dc4cc [2021-11-23 16:00:48,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/data/63641ac42/f98407ff15c3401387105072da4e1093 [2021-11-23 16:00:48,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:00:48,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:00:48,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:00:48,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:00:48,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:00:48,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:00:48" (1/1) ... [2021-11-23 16:00:48,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3561f854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:48, skipping insertion in model container [2021-11-23 16:00:48,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:00:48" (1/1) ... [2021-11-23 16:00:48,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:00:50,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:01:16,247 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_9f3ee460-3db8-4326-9454-ed72d7a1517f/sv-benchmarks/c/eca-rers2012/Problem08_label13.c[5710512,5710525] [2021-11-23 16:01:16,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:01:16,383 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:01:29,875 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_9f3ee460-3db8-4326-9454-ed72d7a1517f/sv-benchmarks/c/eca-rers2012/Problem08_label13.c[5710512,5710525] [2021-11-23 16:01:29,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:01:34,446 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:01:34,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34 WrapperNode [2021-11-23 16:01:34,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:01:34,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:01:34,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:01:34,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:01:34,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34" (1/1) ... [2021-11-23 16:01:35,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34" (1/1) ... [2021-11-23 16:01:41,233 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 16:01:41,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:01:41,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:01:41,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:01:41,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:01:41,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34" (1/1) ... [2021-11-23 16:01:41,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34" (1/1) ... [2021-11-23 16:01:42,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34" (1/1) ... [2021-11-23 16:01:42,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34" (1/1) ... [2021-11-23 16:01:44,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34" (1/1) ... [2021-11-23 16:01:44,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34" (1/1) ... [2021-11-23 16:01:44,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34" (1/1) ... [2021-11-23 16:01:46,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:01:46,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:01:46,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:01:46,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:01:46,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:34" (1/1) ... [2021-11-23 16:01:46,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:01:46,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 16:01:46,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 16:01:46,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 16:01:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:01:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:01:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:01:46,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:01:46,316 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:01:46,317 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:03:15,232 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:03:15,431 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 16:03:15,436 INFO L158 Benchmark]: Toolchain (without parser) took 146492.19ms. Allocated memory was 738.2MB in the beginning and 11.9GB in the end (delta: 11.1GB). Free memory was 524.6MB in the beginning and 8.2GB in the end (delta: -7.6GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 16:03:15,437 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 79.7MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:03:15,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 45503.15ms. Allocated memory was 738.2MB in the beginning and 5.3GB in the end (delta: 4.6GB). Free memory was 524.6MB in the beginning and 3.4GB in the end (delta: -2.9GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 16:03:15,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 6785.56ms. Allocated memory was 5.3GB in the beginning and 7.7GB in the end (delta: 2.4GB). Free memory was 3.4GB in the beginning and 5.2GB in the end (delta: -1.8GB). Peak memory consumption was 914.4MB. Max. memory is 16.1GB. [2021-11-23 16:03:15,439 INFO L158 Benchmark]: Boogie Preprocessor took 4793.34ms. Allocated memory was 7.7GB in the beginning and 10.4GB in the end (delta: 2.7GB). Free memory was 5.2GB in the beginning and 7.4GB in the end (delta: -2.2GB). Peak memory consumption was 762.3MB. Max. memory is 16.1GB. [2021-11-23 16:03:15,440 INFO L158 Benchmark]: RCFGBuilder took 89405.78ms. Allocated memory was 10.4GB in the beginning and 11.9GB in the end (delta: 1.5GB). Free memory was 7.4GB in the beginning and 8.2GB in the end (delta: -737.1MB). Peak memory consumption was 994.1MB. Max. memory is 16.1GB. [2021-11-23 16:03:15,444 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 79.7MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 45503.15ms. Allocated memory was 738.2MB in the beginning and 5.3GB in the end (delta: 4.6GB). Free memory was 524.6MB in the beginning and 3.4GB in the end (delta: -2.9GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6785.56ms. Allocated memory was 5.3GB in the beginning and 7.7GB in the end (delta: 2.4GB). Free memory was 3.4GB in the beginning and 5.2GB in the end (delta: -1.8GB). Peak memory consumption was 914.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 4793.34ms. Allocated memory was 7.7GB in the beginning and 10.4GB in the end (delta: 2.7GB). Free memory was 5.2GB in the beginning and 7.4GB in the end (delta: -2.2GB). Peak memory consumption was 762.3MB. Max. memory is 16.1GB. * RCFGBuilder took 89405.78ms. Allocated memory was 10.4GB in the beginning and 11.9GB in the end (delta: 1.5GB). Free memory was 7.4GB in the beginning and 8.2GB in the end (delta: -737.1MB). Peak memory consumption was 994.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:03:15,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f3ee460-3db8-4326-9454-ed72d7a1517f/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable