./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label46.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_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/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_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/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_fb399bf7-f026-4b3b-9733-d584f1241fc0/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 6c9ef72945147e4ae81caf50df56c252d6632fa10df84ba86d26e6872e2ab991 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:54,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:54,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:54,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:54,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:54,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:54,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:54,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:54,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:54,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:54,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:54,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:54,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:54,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:54,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:54,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:54,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:54,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:54,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:54,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:54,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:54,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:54,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:54,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:54,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:54,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:54,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:54,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:54,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:54,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:54,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:54,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:54,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:54,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:54,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:54,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:54,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:54,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:54,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:54,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:54,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:54,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:54,360 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:54,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:54,364 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:54,364 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:54,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:54,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:54,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:54,366 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:54,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:54,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:54,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:54,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:54,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:54,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:54,374 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:54,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:54,375 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:54,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:54,375 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:54,376 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:54,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:54,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:54,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:54,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:54,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:54,377 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:54,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:54,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:54,378 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_fb399bf7-f026-4b3b-9733-d584f1241fc0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c9ef72945147e4ae81caf50df56c252d6632fa10df84ba86d26e6872e2ab991 [2021-11-23 15:57:54,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:54,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:54,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:54,702 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:54,704 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:54,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2021-11-23 15:57:54,794 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/data/8997de6fb/99aa0cd93ccd452ea5d67e600c545a1a/FLAG45de57a08 [2021-11-23 15:57:55,371 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:55,371 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2021-11-23 15:57:55,406 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/data/8997de6fb/99aa0cd93ccd452ea5d67e600c545a1a/FLAG45de57a08 [2021-11-23 15:57:55,615 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/data/8997de6fb/99aa0cd93ccd452ea5d67e600c545a1a [2021-11-23 15:57:55,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:55,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:55,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:55,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:55,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:55,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44572c5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55, skipping insertion in model container [2021-11-23 15:57:55,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:55,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:56,109 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_fb399bf7-f026-4b3b-9733-d584f1241fc0/sv-benchmarks/c/eca-rers2012/Problem02_label46.c[18150,18163] [2021-11-23 15:57:56,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:56,142 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:56,231 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_fb399bf7-f026-4b3b-9733-d584f1241fc0/sv-benchmarks/c/eca-rers2012/Problem02_label46.c[18150,18163] [2021-11-23 15:57:56,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:56,273 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:56,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56 WrapperNode [2021-11-23 15:57:56,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:56,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:56,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:56,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:56,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,366 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2021-11-23 15:57:56,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:56,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:56,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:56,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:56,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:56,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:56,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:56,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:56,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:56" (1/1) ... [2021-11-23 15:57:56,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:56,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:56,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:56,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:56,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:56,652 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:56,654 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:57,660 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:57,707 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 15:57:57,717 INFO L158 Benchmark]: Toolchain (without parser) took 2096.74ms. Allocated memory is still 134.2MB. Free memory was 94.8MB in the beginning and 82.3MB in the end (delta: 12.5MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:57,719 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 134.2MB. Free memory was 113.0MB in the beginning and 112.9MB in the end (delta: 78.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:57,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 646.94ms. Allocated memory is still 134.2MB. Free memory was 94.6MB in the beginning and 92.6MB in the end (delta: 2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:57,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.55ms. Allocated memory is still 134.2MB. Free memory was 92.6MB in the beginning and 87.0MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:57,723 INFO L158 Benchmark]: Boogie Preprocessor took 87.88ms. Allocated memory is still 134.2MB. Free memory was 87.0MB in the beginning and 83.2MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:57,724 INFO L158 Benchmark]: RCFGBuilder took 1258.77ms. Allocated memory is still 134.2MB. Free memory was 82.8MB in the beginning and 82.3MB in the end (delta: 491.6kB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:57,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 134.2MB. Free memory was 113.0MB in the beginning and 112.9MB in the end (delta: 78.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 646.94ms. Allocated memory is still 134.2MB. Free memory was 94.6MB in the beginning and 92.6MB in the end (delta: 2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.55ms. Allocated memory is still 134.2MB. Free memory was 92.6MB in the beginning and 87.0MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.88ms. Allocated memory is still 134.2MB. Free memory was 87.0MB in the beginning and 83.2MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1258.77ms. Allocated memory is still 134.2MB. Free memory was 82.8MB in the beginning and 82.3MB in the end (delta: 491.6kB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:57:57,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/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_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/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_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/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_fb399bf7-f026-4b3b-9733-d584f1241fc0/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 6c9ef72945147e4ae81caf50df56c252d6632fa10df84ba86d26e6872e2ab991 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:00,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:00,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:00,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:00,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:00,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:00,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:00,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:00,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:00,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:00,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:00,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:00,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:00,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:00,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:00,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:00,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:00,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:00,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:00,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:00,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:00,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:00,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:00,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:00,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:00,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:00,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:00,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:00,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:00,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:00,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:00,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:00,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:00,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:00,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:00,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:00,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:00,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:00,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:00,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:00,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:00,424 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:00,470 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:00,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:00,472 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:00,472 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:00,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:00,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:00,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:00,475 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:00,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:00,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:00,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:00,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:00,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:00,477 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:00,477 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:00,477 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:00,477 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:00,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:00,478 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:00,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:00,478 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:00,478 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:00,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:00,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:00,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:00,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:00,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:00,480 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:00,480 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:00,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:00,480 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:00,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:00,481 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_fb399bf7-f026-4b3b-9733-d584f1241fc0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c9ef72945147e4ae81caf50df56c252d6632fa10df84ba86d26e6872e2ab991 [2021-11-23 15:58:00,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:00,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:00,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:00,891 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:00,891 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:00,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2021-11-23 15:58:00,970 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/data/dbbcb8249/c935733887664d87acfe0307e6fad518/FLAGe60b385a1 [2021-11-23 15:58:01,728 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:01,731 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2021-11-23 15:58:01,743 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/data/dbbcb8249/c935733887664d87acfe0307e6fad518/FLAGe60b385a1 [2021-11-23 15:58:01,959 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/data/dbbcb8249/c935733887664d87acfe0307e6fad518 [2021-11-23 15:58:01,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:01,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:01,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:01,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:01,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:01,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e34904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:01, skipping insertion in model container [2021-11-23 15:58:01,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:01" (1/1) ... [2021-11-23 15:58:01,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:02,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:02,405 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_fb399bf7-f026-4b3b-9733-d584f1241fc0/sv-benchmarks/c/eca-rers2012/Problem02_label46.c[18150,18163] [2021-11-23 15:58:02,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:02,457 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:02,535 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_fb399bf7-f026-4b3b-9733-d584f1241fc0/sv-benchmarks/c/eca-rers2012/Problem02_label46.c[18150,18163] [2021-11-23 15:58:02,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:02,592 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:02,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02 WrapperNode [2021-11-23 15:58:02,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:02,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:02,594 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:02,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:02,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02" (1/1) ... [2021-11-23 15:58:02,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02" (1/1) ... [2021-11-23 15:58:02,701 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 666 [2021-11-23 15:58:02,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:02,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:02,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:02,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:02,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02" (1/1) ... [2021-11-23 15:58:02,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02" (1/1) ... [2021-11-23 15:58:02,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02" (1/1) ... [2021-11-23 15:58:02,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02" (1/1) ... [2021-11-23 15:58:02,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02" (1/1) ... [2021-11-23 15:58:02,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02" (1/1) ... [2021-11-23 15:58:02,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02" (1/1) ... [2021-11-23 15:58:02,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:02,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:02,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:02,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:02,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:02" (1/1) ... [2021-11-23 15:58:02,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:02,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:02,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:02,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:02,961 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:02,962 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:04,257 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:04,321 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 15:58:04,328 INFO L158 Benchmark]: Toolchain (without parser) took 2363.03ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 35.8MB in the beginning and 44.2MB in the end (delta: -8.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:04,328 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:04,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.60ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 35.6MB in the beginning and 55.1MB in the end (delta: -19.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:04,332 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.63ms. Allocated memory is still 75.5MB. Free memory was 54.9MB in the beginning and 49.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:04,333 INFO L158 Benchmark]: Boogie Preprocessor took 74.58ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 45.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:04,333 INFO L158 Benchmark]: RCFGBuilder took 1547.40ms. Allocated memory is still 75.5MB. Free memory was 45.3MB in the beginning and 44.2MB in the end (delta: 1.1MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:04,341 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 58.7MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.60ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 35.6MB in the beginning and 55.1MB in the end (delta: -19.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.63ms. Allocated memory is still 75.5MB. Free memory was 54.9MB in the beginning and 49.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.58ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 45.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1547.40ms. Allocated memory is still 75.5MB. Free memory was 45.3MB in the beginning and 44.2MB in the end (delta: 1.1MB). Peak memory consumption was 17.6MB. 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 15:58:04,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb399bf7-f026-4b3b-9733-d584f1241fc0/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