./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label05.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_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/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_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/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_8095a367-2406-4777-87d7-e3966641d7c0/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 2e33f4d3c4fea59fdc6911b6333c3b23f753e0e917d0d1a6fec4c832c802ae7a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:37,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:37,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:37,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:37,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:37,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:37,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:37,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:37,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:37,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:37,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:37,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:37,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:37,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:37,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:37,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:37,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:37,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:37,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:37,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:37,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:37,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:37,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:37,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:37,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:37,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:37,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:37,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:37,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:37,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:37,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:37,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:37,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:37,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:37,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:37,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:37,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:37,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:37,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:37,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:37,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:37,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:37,200 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:37,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:37,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:37,203 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:37,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:37,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:37,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:37,204 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:37,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:37,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:37,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:37,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:37,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:37,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:37,213 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:37,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:37,213 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:37,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:37,214 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:37,214 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:37,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:37,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:37,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:37,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:37,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:37,216 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:37,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:37,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:37,216 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_8095a367-2406-4777-87d7-e3966641d7c0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e33f4d3c4fea59fdc6911b6333c3b23f753e0e917d0d1a6fec4c832c802ae7a [2021-11-23 15:04:37,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:37,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:37,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:37,499 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:37,500 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:37,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label05.c [2021-11-23 15:04:37,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/data/25b6b9f06/a17eee72bd56481ab2a30abd7803058d/FLAG0e713e67a [2021-11-23 15:04:41,742 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:41,743 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/sv-benchmarks/c/eca-rers2012/Problem08_label05.c [2021-11-23 15:04:42,006 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/data/25b6b9f06/a17eee72bd56481ab2a30abd7803058d/FLAG0e713e67a [2021-11-23 15:04:42,431 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/data/25b6b9f06/a17eee72bd56481ab2a30abd7803058d [2021-11-23 15:04:42,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:42,434 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:42,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:42,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:42,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:42,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245ac966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42, skipping insertion in model container [2021-11-23 15:04:42,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:44,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:10,043 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_8095a367-2406-4777-87d7-e3966641d7c0/sv-benchmarks/c/eca-rers2012/Problem08_label05.c[5710174,5710187] [2021-11-23 15:05:10,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:10,175 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:24,455 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_8095a367-2406-4777-87d7-e3966641d7c0/sv-benchmarks/c/eca-rers2012/Problem08_label05.c[5710174,5710187] [2021-11-23 15:05:24,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:29,399 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:29,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29 WrapperNode [2021-11-23 15:05:29,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:29,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:29,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:29,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:29,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:31,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:35,906 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:05:35,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:35,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:35,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:35,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:35,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:35,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:37,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:37,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:39,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:40,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:40,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:41,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:41,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:41,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:41,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:41,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:29" (1/1) ... [2021-11-23 15:05:41,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:41,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:41,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:41,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:41,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:41,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:41,583 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:41,585 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:48,775 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:49,182 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 15:06:49,188 INFO L158 Benchmark]: Toolchain (without parser) took 126751.78ms. Allocated memory was 855.6MB in the beginning and 11.9GB in the end (delta: 11.1GB). Free memory was 564.6MB in the beginning and 8.4GB in the end (delta: -7.8GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:06:49,190 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 54.4MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:49,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46964.34ms. Allocated memory was 855.6MB in the beginning and 7.7GB in the end (delta: 6.9GB). Free memory was 564.6MB in the beginning and 5.7GB in the end (delta: -5.1GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2021-11-23 15:06:49,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 6505.84ms. Allocated memory is still 7.7GB. Free memory was 5.7GB in the beginning and 5.0GB in the end (delta: 662.7MB). Peak memory consumption was 697.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:49,194 INFO L158 Benchmark]: Boogie Preprocessor took 5375.77ms. Allocated memory was 7.7GB in the beginning and 10.1GB in the end (delta: 2.4GB). Free memory was 5.0GB in the beginning and 7.0GB in the end (delta: -2.0GB). Peak memory consumption was 660.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:49,195 INFO L158 Benchmark]: RCFGBuilder took 67901.25ms. Allocated memory was 10.1GB in the beginning and 11.9GB in the end (delta: 1.8GB). Free memory was 7.0GB in the beginning and 8.4GB in the end (delta: -1.4GB). Peak memory consumption was 908.1MB. Max. memory is 16.1GB. [2021-11-23 15:06:49,205 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 54.4MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46964.34ms. Allocated memory was 855.6MB in the beginning and 7.7GB in the end (delta: 6.9GB). Free memory was 564.6MB in the beginning and 5.7GB in the end (delta: -5.1GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6505.84ms. Allocated memory is still 7.7GB. Free memory was 5.7GB in the beginning and 5.0GB in the end (delta: 662.7MB). Peak memory consumption was 697.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5375.77ms. Allocated memory was 7.7GB in the beginning and 10.1GB in the end (delta: 2.4GB). Free memory was 5.0GB in the beginning and 7.0GB in the end (delta: -2.0GB). Peak memory consumption was 660.6MB. Max. memory is 16.1GB. * RCFGBuilder took 67901.25ms. Allocated memory was 10.1GB in the beginning and 11.9GB in the end (delta: 1.8GB). Free memory was 7.0GB in the beginning and 8.4GB in the end (delta: -1.4GB). Peak memory consumption was 908.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:06:49,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/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_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/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_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/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_8095a367-2406-4777-87d7-e3966641d7c0/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 2e33f4d3c4fea59fdc6911b6333c3b23f753e0e917d0d1a6fec4c832c802ae7a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:51,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:51,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:51,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:51,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:51,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:51,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:51,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:51,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:51,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:51,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:51,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:51,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:51,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:51,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:51,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:51,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:51,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:51,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:51,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:51,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:51,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:51,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:51,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:51,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:51,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:51,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:51,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:51,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:51,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:51,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:51,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:51,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:51,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:51,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:51,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:51,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:51,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:51,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:51,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:51,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:51,911 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:51,949 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:51,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:51,950 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:51,951 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:51,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:51,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:51,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:51,953 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:51,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:51,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:51,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:51,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:51,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:51,955 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:51,955 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:51,955 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:51,956 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:51,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:51,956 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:51,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:51,957 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:51,957 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:51,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:51,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:51,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:51,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:51,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:51,958 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:51,958 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:51,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:51,959 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:51,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:51,960 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_8095a367-2406-4777-87d7-e3966641d7c0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e33f4d3c4fea59fdc6911b6333c3b23f753e0e917d0d1a6fec4c832c802ae7a [2021-11-23 15:06:52,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:52,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:52,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:52,415 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:52,416 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:52,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label05.c [2021-11-23 15:06:52,497 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/data/4b6d75dac/f1441e31d2ce43f2beae654d2f79696f/FLAG4e777fcd7 [2021-11-23 15:06:56,642 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:56,643 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/sv-benchmarks/c/eca-rers2012/Problem08_label05.c [2021-11-23 15:06:57,038 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/data/4b6d75dac/f1441e31d2ce43f2beae654d2f79696f/FLAG4e777fcd7 [2021-11-23 15:06:57,050 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/data/4b6d75dac/f1441e31d2ce43f2beae654d2f79696f [2021-11-23 15:06:57,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:57,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:57,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:57,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:57,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:57,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:57" (1/1) ... [2021-11-23 15:06:57,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67866459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:57, skipping insertion in model container [2021-11-23 15:06:57,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:57" (1/1) ... [2021-11-23 15:06:57,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:58,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:07:26,636 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_8095a367-2406-4777-87d7-e3966641d7c0/sv-benchmarks/c/eca-rers2012/Problem08_label05.c[5710174,5710187] [2021-11-23 15:07:26,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:07:26,776 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:07:41,415 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_8095a367-2406-4777-87d7-e3966641d7c0/sv-benchmarks/c/eca-rers2012/Problem08_label05.c[5710174,5710187] [2021-11-23 15:07:41,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:07:46,821 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:07:46,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46 WrapperNode [2021-11-23 15:07:46,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:07:46,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:07:46,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:07:46,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:07:46,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46" (1/1) ... [2021-11-23 15:07:48,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46" (1/1) ... [2021-11-23 15:07:54,379 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:07:54,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:07:54,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:07:54,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:07:54,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:07:54,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46" (1/1) ... [2021-11-23 15:07:54,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46" (1/1) ... [2021-11-23 15:07:55,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46" (1/1) ... [2021-11-23 15:07:55,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46" (1/1) ... [2021-11-23 15:07:58,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46" (1/1) ... [2021-11-23 15:07:58,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46" (1/1) ... [2021-11-23 15:07:59,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46" (1/1) ... [2021-11-23 15:08:00,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:08:00,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:08:00,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:08:00,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:08:00,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:46" (1/1) ... [2021-11-23 15:08:00,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:08:00,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:08:00,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:08:00,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:08:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:08:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:08:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:08:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:08:00,450 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:08:00,452 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:09:49,314 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:09:49,582 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 15:09:49,587 INFO L158 Benchmark]: Toolchain (without parser) took 172531.74ms. Allocated memory was 727.7MB in the beginning and 12.3GB in the end (delta: 11.6GB). Free memory was 455.3MB in the beginning and 8.7GB in the end (delta: -8.3GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:09:49,588 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:09:49,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 49767.27ms. Allocated memory was 727.7MB in the beginning and 6.4GB in the end (delta: 5.6GB). Free memory was 455.3MB in the beginning and 4.4GB in the end (delta: -4.0GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 15:09:49,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 7556.11ms. Allocated memory was 6.4GB in the beginning and 9.5GB in the end (delta: 3.1GB). Free memory was 4.4GB in the beginning and 6.9GB in the end (delta: -2.5GB). Peak memory consumption was 983.6MB. Max. memory is 16.1GB. [2021-11-23 15:09:49,591 INFO L158 Benchmark]: Boogie Preprocessor took 5702.87ms. Allocated memory is still 9.5GB. Free memory was 6.9GB in the beginning and 6.3GB in the end (delta: 607.1MB). Peak memory consumption was 625.0MB. Max. memory is 16.1GB. [2021-11-23 15:09:49,592 INFO L158 Benchmark]: RCFGBuilder took 109500.08ms. Allocated memory was 9.5GB in the beginning and 12.3GB in the end (delta: 2.8GB). Free memory was 6.3GB in the beginning and 8.7GB in the end (delta: -2.4GB). Peak memory consumption was 866.1MB. Max. memory is 16.1GB. [2021-11-23 15:09:49,596 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 58.7MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 49767.27ms. Allocated memory was 727.7MB in the beginning and 6.4GB in the end (delta: 5.6GB). Free memory was 455.3MB in the beginning and 4.4GB in the end (delta: -4.0GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7556.11ms. Allocated memory was 6.4GB in the beginning and 9.5GB in the end (delta: 3.1GB). Free memory was 4.4GB in the beginning and 6.9GB in the end (delta: -2.5GB). Peak memory consumption was 983.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5702.87ms. Allocated memory is still 9.5GB. Free memory was 6.9GB in the beginning and 6.3GB in the end (delta: 607.1MB). Peak memory consumption was 625.0MB. Max. memory is 16.1GB. * RCFGBuilder took 109500.08ms. Allocated memory was 9.5GB in the beginning and 12.3GB in the end (delta: 2.8GB). Free memory was 6.3GB in the beginning and 8.7GB in the end (delta: -2.4GB). Peak memory consumption was 866.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:09:49,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8095a367-2406-4777-87d7-e3966641d7c0/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