./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem09_label39.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_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/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_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/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_76688ae7-ca40-437c-9b4c-7753114bc527/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 3ced7ffa2366c8ff0393c7347a764fd0bfec82a7deca612624d1b2735d1ae0fe --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:24,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:24,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:24,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:24,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:24,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:24,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:24,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:24,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:24,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:24,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:24,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:24,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:24,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:24,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:24,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:24,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:24,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:24,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:24,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:24,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:24,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:24,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:24,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:24,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:24,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:24,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:24,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:24,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:24,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:24,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:24,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:24,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:24,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:24,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:24,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:24,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:24,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:24,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:24,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:24,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:24,121 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:24,150 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:24,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:24,153 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:24,153 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:24,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:24,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:24,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:24,155 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:24,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:24,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:24,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:24,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:24,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:24,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:24,157 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:24,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:24,157 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:24,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:24,158 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:24,158 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:24,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:24,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:24,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:24,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:24,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:24,160 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:24,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:24,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:24,160 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_76688ae7-ca40-437c-9b4c-7753114bc527/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ced7ffa2366c8ff0393c7347a764fd0bfec82a7deca612624d1b2735d1ae0fe [2021-11-23 15:50:24,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:24,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:24,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:24,503 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:24,504 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:24,506 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem09_label39.c [2021-11-23 15:50:24,575 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/data/1e6b127f4/f49f8bb7265e4610b93b75ef46d421bf/FLAGafeeb6818 [2021-11-23 15:50:28,774 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:28,777 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/sv-benchmarks/c/eca-rers2012/Problem09_label39.c [2021-11-23 15:50:29,127 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/data/1e6b127f4/f49f8bb7265e4610b93b75ef46d421bf/FLAGafeeb6818 [2021-11-23 15:50:29,488 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/data/1e6b127f4/f49f8bb7265e4610b93b75ef46d421bf [2021-11-23 15:50:29,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:29,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:29,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:29,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:29,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:29,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:29" (1/1) ... [2021-11-23 15:50:29,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a42ff19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:29, skipping insertion in model container [2021-11-23 15:50:29,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:29" (1/1) ... [2021-11-23 15:50:29,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:31,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:58,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/sv-benchmarks/c/eca-rers2012/Problem09_label39.c[6308924,6308937] [2021-11-23 15:50:59,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:59,022 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:15,320 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_76688ae7-ca40-437c-9b4c-7753114bc527/sv-benchmarks/c/eca-rers2012/Problem09_label39.c[6308924,6308937] [2021-11-23 15:51:15,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:21,612 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:21,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21 WrapperNode [2021-11-23 15:51:21,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:21,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:21,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:21,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:21,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21" (1/1) ... [2021-11-23 15:51:23,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21" (1/1) ... [2021-11-23 15:51:28,361 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197818 [2021-11-23 15:51:28,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:28,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:28,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:28,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:28,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21" (1/1) ... [2021-11-23 15:51:28,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21" (1/1) ... [2021-11-23 15:51:29,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21" (1/1) ... [2021-11-23 15:51:29,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21" (1/1) ... [2021-11-23 15:51:31,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21" (1/1) ... [2021-11-23 15:51:33,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21" (1/1) ... [2021-11-23 15:51:33,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21" (1/1) ... [2021-11-23 15:51:34,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:34,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:34,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:34,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:34,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:21" (1/1) ... [2021-11-23 15:51:34,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:34,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:34,383 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:34,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:34,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:34,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:34,740 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:34,741 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:51,028 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:51,273 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:52:51,278 INFO L158 Benchmark]: Toolchain (without parser) took 141784.51ms. Allocated memory was 826.3MB in the beginning and 12.3GB in the end (delta: 11.4GB). Free memory was 586.0MB in the beginning and 8.0GB in the end (delta: -7.4GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 15:52:51,279 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory was 70.4MB in the beginning and 70.4MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:51,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 52118.93ms. Allocated memory was 826.3MB in the beginning and 7.3GB in the end (delta: 6.4GB). Free memory was 586.0MB in the beginning and 5.2GB in the end (delta: -4.6GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2021-11-23 15:52:51,281 INFO L158 Benchmark]: Boogie Procedure Inliner took 6748.46ms. Allocated memory was 7.3GB in the beginning and 9.7GB in the end (delta: 2.5GB). Free memory was 5.2GB in the beginning and 6.9GB in the end (delta: -1.7GB). Peak memory consumption was 848.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:51,282 INFO L158 Benchmark]: Boogie Preprocessor took 5956.06ms. Allocated memory is still 9.7GB. Free memory was 6.9GB in the beginning and 6.4GB in the end (delta: 443.5MB). Peak memory consumption was 743.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:51,283 INFO L158 Benchmark]: RCFGBuilder took 76942.41ms. Allocated memory was 9.7GB in the beginning and 12.3GB in the end (delta: 2.5GB). Free memory was 6.4GB in the beginning and 8.0GB in the end (delta: -1.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:52:51,287 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory was 70.4MB in the beginning and 70.4MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 52118.93ms. Allocated memory was 826.3MB in the beginning and 7.3GB in the end (delta: 6.4GB). Free memory was 586.0MB in the beginning and 5.2GB in the end (delta: -4.6GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6748.46ms. Allocated memory was 7.3GB in the beginning and 9.7GB in the end (delta: 2.5GB). Free memory was 5.2GB in the beginning and 6.9GB in the end (delta: -1.7GB). Peak memory consumption was 848.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5956.06ms. Allocated memory is still 9.7GB. Free memory was 6.9GB in the beginning and 6.4GB in the end (delta: 443.5MB). Peak memory consumption was 743.4MB. Max. memory is 16.1GB. * RCFGBuilder took 76942.41ms. Allocated memory was 9.7GB in the beginning and 12.3GB in the end (delta: 2.5GB). Free memory was 6.4GB in the beginning and 8.0GB in the end (delta: -1.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:51,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/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_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/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_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/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_76688ae7-ca40-437c-9b4c-7753114bc527/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 3ced7ffa2366c8ff0393c7347a764fd0bfec82a7deca612624d1b2735d1ae0fe --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:53,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:53,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:53,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:53,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:53,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:53,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:53,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:53,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:53,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:53,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:53,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:53,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:53,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:53,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:53,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:53,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:53,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:53,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:53,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:53,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:53,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:53,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:53,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:54,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:54,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:54,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:54,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:54,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:54,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:54,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:54,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:54,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:54,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:54,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:54,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:54,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:54,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:54,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:54,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:54,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:54,027 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:54,074 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:54,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:54,076 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:54,076 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:54,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:54,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:54,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:54,079 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:54,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:54,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:54,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:54,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:54,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:54,081 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:54,081 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:54,081 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:54,082 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:54,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:54,082 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:54,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:54,082 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:54,083 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:54,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:54,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:54,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:54,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:54,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:54,084 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:54,084 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:54,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:54,085 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:54,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:54,085 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_76688ae7-ca40-437c-9b4c-7753114bc527/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ced7ffa2366c8ff0393c7347a764fd0bfec82a7deca612624d1b2735d1ae0fe [2021-11-23 15:52:54,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:54,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:54,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:54,535 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:54,535 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:54,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem09_label39.c [2021-11-23 15:52:54,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/data/717282d9a/fb03a9f9d48248b28c2874ac63bffe1a/FLAG57758dc88 [2021-11-23 15:52:58,707 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:58,708 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/sv-benchmarks/c/eca-rers2012/Problem09_label39.c [2021-11-23 15:52:59,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/data/717282d9a/fb03a9f9d48248b28c2874ac63bffe1a/FLAG57758dc88 [2021-11-23 15:52:59,474 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/data/717282d9a/fb03a9f9d48248b28c2874ac63bffe1a [2021-11-23 15:52:59,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:59,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:59,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:59,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:59,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:59,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:59" (1/1) ... [2021-11-23 15:52:59,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65feccb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:59, skipping insertion in model container [2021-11-23 15:52:59,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:59" (1/1) ... [2021-11-23 15:52:59,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:01,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:28,803 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_76688ae7-ca40-437c-9b4c-7753114bc527/sv-benchmarks/c/eca-rers2012/Problem09_label39.c[6308924,6308937] [2021-11-23 15:53:28,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:28,950 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:44,686 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_76688ae7-ca40-437c-9b4c-7753114bc527/sv-benchmarks/c/eca-rers2012/Problem09_label39.c[6308924,6308937] [2021-11-23 15:53:44,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:50,155 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:50,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50 WrapperNode [2021-11-23 15:53:50,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:50,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:50,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:50,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:50,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:53:51,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:53:56,493 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197742 [2021-11-23 15:53:56,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:56,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:56,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:56,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:56,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:53:56,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:53:57,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:53:57,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:54:00,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:54:01,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:54:01,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:54:02,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:02,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:02,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:02,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:02,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:50" (1/1) ... [2021-11-23 15:54:02,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:02,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:02,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:02,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:02,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:02,770 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:02,772 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:51,464 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:51,698 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:51,706 INFO L158 Benchmark]: Toolchain (without parser) took 172226.44ms. Allocated memory was 836.8MB in the beginning and 12.3GB in the end (delta: 11.5GB). Free memory was 606.4MB in the beginning and 8.3GB in the end (delta: -7.7GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 15:55:51,707 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:51,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 50677.02ms. Allocated memory was 836.8MB in the beginning and 7.4GB in the end (delta: 6.5GB). Free memory was 606.4MB in the beginning and 5.3GB in the end (delta: -4.7GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2021-11-23 15:55:51,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 6336.98ms. Allocated memory was 7.4GB in the beginning and 10.0GB in the end (delta: 2.6GB). Free memory was 5.3GB in the beginning and 7.1GB in the end (delta: -1.9GB). Peak memory consumption was 809.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:51,712 INFO L158 Benchmark]: Boogie Preprocessor took 5976.45ms. Allocated memory is still 10.0GB. Free memory was 7.1GB in the beginning and 6.7GB in the end (delta: 434.1MB). Peak memory consumption was 737.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:51,713 INFO L158 Benchmark]: RCFGBuilder took 109230.69ms. Allocated memory was 10.0GB in the beginning and 12.3GB in the end (delta: 2.3GB). Free memory was 6.7GB in the beginning and 8.3GB in the end (delta: -1.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:55:51,723 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 50677.02ms. Allocated memory was 836.8MB in the beginning and 7.4GB in the end (delta: 6.5GB). Free memory was 606.4MB in the beginning and 5.3GB in the end (delta: -4.7GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6336.98ms. Allocated memory was 7.4GB in the beginning and 10.0GB in the end (delta: 2.6GB). Free memory was 5.3GB in the beginning and 7.1GB in the end (delta: -1.9GB). Peak memory consumption was 809.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5976.45ms. Allocated memory is still 10.0GB. Free memory was 7.1GB in the beginning and 6.7GB in the end (delta: 434.1MB). Peak memory consumption was 737.1MB. Max. memory is 16.1GB. * RCFGBuilder took 109230.69ms. Allocated memory was 10.0GB in the beginning and 12.3GB in the end (delta: 2.3GB). Free memory was 6.7GB in the beginning and 8.3GB in the end (delta: -1.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:51,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76688ae7-ca40-437c-9b4c-7753114bc527/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