./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label34.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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/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 0c9d61fde452e56e86f4427b095f884cd7f22eadf4e740829104e318a515c1d2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:59,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:59,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:59,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:59,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:59,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:59,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:59,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:59,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:59,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:59,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:59,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:59,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:59,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:59,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:59,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:59,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:59,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:59,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:59,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:59,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:59,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:59,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:59,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:59,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:59,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:59,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:59,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:59,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:59,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:59,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:59,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:59,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:59,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:59,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:59,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:59,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:59,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:59,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:59,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:59,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:59,266 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:43:59,290 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:59,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:59,291 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:59,291 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:59,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:59,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:59,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:59,293 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:59,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:43:59,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:59,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:59,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:59,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:59,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:59,294 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:59,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:59,295 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:59,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:59,295 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:59,295 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:59,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:59,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:59,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:59,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:59,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:59,297 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:43:59,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:43:59,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:59,298 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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c9d61fde452e56e86f4427b095f884cd7f22eadf4e740829104e318a515c1d2 [2021-11-23 15:43:59,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:59,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:59,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:59,576 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:59,577 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:59,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label34.c [2021-11-23 15:43:59,654 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/data/e999627d8/2d0940e2be54440d86d8c85efe3bf9c1/FLAGefe0b3d85 [2021-11-23 15:44:03,359 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:03,359 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/sv-benchmarks/c/eca-rers2012/Problem08_label34.c [2021-11-23 15:44:03,632 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/data/e999627d8/2d0940e2be54440d86d8c85efe3bf9c1/FLAGefe0b3d85 [2021-11-23 15:44:04,069 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/data/e999627d8/2d0940e2be54440d86d8c85efe3bf9c1 [2021-11-23 15:44:04,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:04,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:04,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:04,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:04,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:04,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:04" (1/1) ... [2021-11-23 15:44:04,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@554b59d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:04, skipping insertion in model container [2021-11-23 15:44:04,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:04" (1/1) ... [2021-11-23 15:44:04,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:05,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:31,809 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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/sv-benchmarks/c/eca-rers2012/Problem08_label34.c[5711188,5711201] [2021-11-23 15:44:31,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:31,954 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:45,583 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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/sv-benchmarks/c/eca-rers2012/Problem08_label34.c[5711188,5711201] [2021-11-23 15:44:45,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:50,872 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:50,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50 WrapperNode [2021-11-23 15:44:50,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:50,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:50,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:50,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:50,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50" (1/1) ... [2021-11-23 15:44:52,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50" (1/1) ... [2021-11-23 15:44:57,153 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:44:57,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:57,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:57,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:57,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:57,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50" (1/1) ... [2021-11-23 15:44:57,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50" (1/1) ... [2021-11-23 15:44:58,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50" (1/1) ... [2021-11-23 15:44:58,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50" (1/1) ... [2021-11-23 15:45:00,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50" (1/1) ... [2021-11-23 15:45:01,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50" (1/1) ... [2021-11-23 15:45:02,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50" (1/1) ... [2021-11-23 15:45:03,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:03,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:03,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:03,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:03,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:50" (1/1) ... [2021-11-23 15:45:03,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:03,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:03,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:03,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:03,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:45:03,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:03,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:03,455 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:03,457 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:08,512 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:08,897 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 15:46:08,908 INFO L158 Benchmark]: Toolchain (without parser) took 124831.78ms. Allocated memory was 736.1MB in the beginning and 11.8GB in the end (delta: 11.1GB). Free memory was 462.7MB in the beginning and 8.4GB in the end (delta: -7.9GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:46:08,910 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 79.0MB in the beginning and 79.0MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:08,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46798.03ms. Allocated memory was 736.1MB in the beginning and 5.9GB in the end (delta: 5.1GB). Free memory was 462.7MB in the beginning and 3.9GB in the end (delta: -3.5GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 15:46:08,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 6280.35ms. Allocated memory was 5.9GB in the beginning and 8.8GB in the end (delta: 2.9GB). Free memory was 3.9GB in the beginning and 6.2GB in the end (delta: -2.2GB). Peak memory consumption was 924.8MB. Max. memory is 16.1GB. [2021-11-23 15:46:08,914 INFO L158 Benchmark]: Boogie Preprocessor took 5974.67ms. Allocated memory is still 8.8GB. Free memory was 6.2GB in the beginning and 5.7GB in the end (delta: 453.0MB). Peak memory consumption was 725.6MB. Max. memory is 16.1GB. [2021-11-23 15:46:08,915 INFO L158 Benchmark]: RCFGBuilder took 65772.68ms. Allocated memory was 8.8GB in the beginning and 11.8GB in the end (delta: 3.1GB). Free memory was 5.7GB in the beginning and 8.4GB in the end (delta: -2.7GB). Peak memory consumption was 986.7MB. Max. memory is 16.1GB. [2021-11-23 15:46:08,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 79.0MB in the beginning and 79.0MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46798.03ms. Allocated memory was 736.1MB in the beginning and 5.9GB in the end (delta: 5.1GB). Free memory was 462.7MB in the beginning and 3.9GB in the end (delta: -3.5GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6280.35ms. Allocated memory was 5.9GB in the beginning and 8.8GB in the end (delta: 2.9GB). Free memory was 3.9GB in the beginning and 6.2GB in the end (delta: -2.2GB). Peak memory consumption was 924.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5974.67ms. Allocated memory is still 8.8GB. Free memory was 6.2GB in the beginning and 5.7GB in the end (delta: 453.0MB). Peak memory consumption was 725.6MB. Max. memory is 16.1GB. * RCFGBuilder took 65772.68ms. Allocated memory was 8.8GB in the beginning and 11.8GB in the end (delta: 3.1GB). Free memory was 5.7GB in the beginning and 8.4GB in the end (delta: -2.7GB). Peak memory consumption was 986.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:46:09,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/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 0c9d61fde452e56e86f4427b095f884cd7f22eadf4e740829104e318a515c1d2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:11,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:11,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:11,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:11,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:11,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:11,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:11,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:11,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:11,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:11,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:11,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:11,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:11,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:11,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:11,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:11,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:11,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:11,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:11,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:11,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:11,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:11,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:11,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:11,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:11,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:11,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:11,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:11,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:11,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:11,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:11,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:11,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:11,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:11,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:11,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:11,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:11,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:11,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:11,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:11,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:11,622 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:11,653 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:11,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:11,655 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:11,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:11,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:11,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:11,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:11,657 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:11,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:11,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:11,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:11,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:11,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:11,659 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:11,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:11,659 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:11,659 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:11,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:11,660 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:11,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:11,661 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:11,661 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:11,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:11,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:11,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:11,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:11,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:11,663 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:11,663 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:11,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:11,664 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:11,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:11,664 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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c9d61fde452e56e86f4427b095f884cd7f22eadf4e740829104e318a515c1d2 [2021-11-23 15:46:12,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:12,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:12,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:12,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:12,122 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:12,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label34.c [2021-11-23 15:46:12,185 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/data/61808d724/4b8b00db0ea343dcbcb788026f7ae9bc/FLAG99eecc943 [2021-11-23 15:46:16,352 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:16,354 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/sv-benchmarks/c/eca-rers2012/Problem08_label34.c [2021-11-23 15:46:16,660 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/data/61808d724/4b8b00db0ea343dcbcb788026f7ae9bc/FLAG99eecc943 [2021-11-23 15:46:17,057 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/data/61808d724/4b8b00db0ea343dcbcb788026f7ae9bc [2021-11-23 15:46:17,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:17,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:17,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:17,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:17,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:17,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:17,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@456d58db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:17, skipping insertion in model container [2021-11-23 15:46:17,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:17" (1/1) ... [2021-11-23 15:46:17,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:18,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:44,719 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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/sv-benchmarks/c/eca-rers2012/Problem08_label34.c[5711188,5711201] [2021-11-23 15:46:44,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:44,860 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:58,438 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_999a0e44-ad4c-47bf-8beb-a457270a4a3b/sv-benchmarks/c/eca-rers2012/Problem08_label34.c[5711188,5711201] [2021-11-23 15:46:58,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:02,582 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:02,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02 WrapperNode [2021-11-23 15:47:02,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:02,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:02,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:02,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:02,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02" (1/1) ... [2021-11-23 15:47:04,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02" (1/1) ... [2021-11-23 15:47:09,157 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:47:09,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:09,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:09,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:09,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:09,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02" (1/1) ... [2021-11-23 15:47:09,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02" (1/1) ... [2021-11-23 15:47:10,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02" (1/1) ... [2021-11-23 15:47:10,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02" (1/1) ... [2021-11-23 15:47:12,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02" (1/1) ... [2021-11-23 15:47:12,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02" (1/1) ... [2021-11-23 15:47:13,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02" (1/1) ... [2021-11-23 15:47:13,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:13,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:13,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:13,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:13,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:02" (1/1) ... [2021-11-23 15:47:13,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:13,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:13,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:13,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:47:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:14,132 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:14,134 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:54,973 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:55,445 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 15:48:55,450 INFO L158 Benchmark]: Toolchain (without parser) took 158387.77ms. Allocated memory was 1.2GB in the beginning and 12.4GB in the end (delta: 11.2GB). Free memory was 901.0MB in the beginning and 8.9GB in the end (delta: -8.0GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:48:55,451 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:55,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 45520.12ms. Allocated memory was 1.2GB in the beginning and 7.3GB in the end (delta: 6.1GB). Free memory was 900.0MB in the beginning and 5.2GB in the end (delta: -4.3GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-11-23 15:48:55,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 6574.48ms. Allocated memory was 7.3GB in the beginning and 10.1GB in the end (delta: 2.9GB). Free memory was 5.2GB in the beginning and 7.6GB in the end (delta: -2.3GB). Peak memory consumption was 858.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:55,454 INFO L158 Benchmark]: Boogie Preprocessor took 4694.29ms. Allocated memory is still 10.1GB. Free memory was 7.6GB in the beginning and 7.0GB in the end (delta: 589.3MB). Peak memory consumption was 759.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:55,455 INFO L158 Benchmark]: RCFGBuilder took 101594.67ms. Allocated memory was 10.1GB in the beginning and 12.4GB in the end (delta: 2.3GB). Free memory was 7.0GB in the beginning and 8.9GB in the end (delta: -1.9GB). Peak memory consumption was 902.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:55,459 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 45520.12ms. Allocated memory was 1.2GB in the beginning and 7.3GB in the end (delta: 6.1GB). Free memory was 900.0MB in the beginning and 5.2GB in the end (delta: -4.3GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6574.48ms. Allocated memory was 7.3GB in the beginning and 10.1GB in the end (delta: 2.9GB). Free memory was 5.2GB in the beginning and 7.6GB in the end (delta: -2.3GB). Peak memory consumption was 858.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 4694.29ms. Allocated memory is still 10.1GB. Free memory was 7.6GB in the beginning and 7.0GB in the end (delta: 589.3MB). Peak memory consumption was 759.2MB. Max. memory is 16.1GB. * RCFGBuilder took 101594.67ms. Allocated memory was 10.1GB in the beginning and 12.4GB in the end (delta: 2.3GB). Free memory was 7.0GB in the beginning and 8.9GB in the end (delta: -1.9GB). Peak memory consumption was 902.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:48:55,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999a0e44-ad4c-47bf-8beb-a457270a4a3b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable