./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label03.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_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/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_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/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_030aa7c8-4e49-476c-9549-ef1ed886fd43/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 c323c9a0eef5684207b1d5612520b06fe40498a2ad966f79070dc6b286f2013e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:51,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:51,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:51,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:51,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:51,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:51,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:51,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:51,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:51,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:51,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:51,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:51,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:51,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:51,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:51,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:51,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:51,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:51,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:51,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:51,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:51,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:51,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:51,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:51,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:51,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:51,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:51,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:51,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:51,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:51,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:51,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:51,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:51,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:51,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:51,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:51,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:51,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:51,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:51,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:51,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:51,232 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:51,260 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:51,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:51,261 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:51,262 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:51,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:51,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:51,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:51,263 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:51,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:51,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:51,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:51,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:51,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:51,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:51,271 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:51,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:51,272 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:51,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:51,272 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:51,272 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:51,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:51,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:51,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:51,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:51,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:51,274 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:51,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:51,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:51,274 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_030aa7c8-4e49-476c-9549-ef1ed886fd43/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c323c9a0eef5684207b1d5612520b06fe40498a2ad966f79070dc6b286f2013e [2021-11-23 15:56:51,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:51,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:51,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:51,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:51,563 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:51,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label03.c [2021-11-23 15:56:51,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/data/c419ba858/20057d6f94634732aad791ef0cc6dc4a/FLAG501e3ccd2 [2021-11-23 15:56:54,606 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:54,607 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/sv-benchmarks/c/eca-programs/Problem101_label03.c [2021-11-23 15:56:54,766 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/data/c419ba858/20057d6f94634732aad791ef0cc6dc4a/FLAG501e3ccd2 [2021-11-23 15:56:55,121 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/data/c419ba858/20057d6f94634732aad791ef0cc6dc4a [2021-11-23 15:56:55,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:55,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:55,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:55,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:55,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:55,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:55" (1/1) ... [2021-11-23 15:56:55,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79174c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:55, skipping insertion in model container [2021-11-23 15:56:55,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:55" (1/1) ... [2021-11-23 15:56:55,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:56,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:08,135 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_030aa7c8-4e49-476c-9549-ef1ed886fd43/sv-benchmarks/c/eca-programs/Problem101_label03.c[2768501,2768514] [2021-11-23 15:57:08,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:08,221 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:15,624 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_030aa7c8-4e49-476c-9549-ef1ed886fd43/sv-benchmarks/c/eca-programs/Problem101_label03.c[2768501,2768514] [2021-11-23 15:57:15,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:16,386 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:16,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16 WrapperNode [2021-11-23 15:57:16,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:16,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:16,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:16,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:16,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2021-11-23 15:57:17,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2021-11-23 15:57:20,468 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2021-11-23 15:57:20,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:20,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:20,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:20,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:20,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2021-11-23 15:57:20,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2021-11-23 15:57:21,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2021-11-23 15:57:21,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2021-11-23 15:57:22,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2021-11-23 15:57:22,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2021-11-23 15:57:23,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2021-11-23 15:57:24,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:24,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:24,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:24,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:24,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:16" (1/1) ... [2021-11-23 15:57:24,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:24,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:24,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:24,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:24,425 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:24,442 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:01,389 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:01,540 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:01,550 INFO L158 Benchmark]: Toolchain (without parser) took 66422.78ms. Allocated memory was 325.1MB in the beginning and 8.5GB in the end (delta: 8.2GB). Free memory was 170.0MB in the beginning and 6.9GB in the end (delta: -6.7GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:58:01,551 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:01,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21256.88ms. Allocated memory was 325.1MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 170.0MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 771.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 4081.01ms. Allocated memory was 2.1GB in the beginning and 3.3GB in the end (delta: 1.2GB). Free memory was 1.3GB in the beginning and 2.4GB in the end (delta: -1.0GB). Peak memory consumption was 346.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,556 INFO L158 Benchmark]: Boogie Preprocessor took 3597.49ms. Allocated memory was 3.3GB in the beginning and 6.2GB in the end (delta: 2.8GB). Free memory was 2.4GB in the beginning and 5.0GB in the end (delta: -2.6GB). Peak memory consumption was 483.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,557 INFO L158 Benchmark]: RCFGBuilder took 37478.87ms. Allocated memory was 6.2GB in the beginning and 8.5GB in the end (delta: 2.3GB). Free memory was 5.0GB in the beginning and 6.9GB in the end (delta: -1.9GB). Peak memory consumption was 673.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:01,567 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21256.88ms. Allocated memory was 325.1MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 170.0MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 771.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4081.01ms. Allocated memory was 2.1GB in the beginning and 3.3GB in the end (delta: 1.2GB). Free memory was 1.3GB in the beginning and 2.4GB in the end (delta: -1.0GB). Peak memory consumption was 346.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3597.49ms. Allocated memory was 3.3GB in the beginning and 6.2GB in the end (delta: 2.8GB). Free memory was 2.4GB in the beginning and 5.0GB in the end (delta: -2.6GB). Peak memory consumption was 483.4MB. Max. memory is 16.1GB. * RCFGBuilder took 37478.87ms. Allocated memory was 6.2GB in the beginning and 8.5GB in the end (delta: 2.3GB). Free memory was 5.0GB in the beginning and 6.9GB in the end (delta: -1.9GB). Peak memory consumption was 673.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:01,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/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_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/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_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/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_030aa7c8-4e49-476c-9549-ef1ed886fd43/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 c323c9a0eef5684207b1d5612520b06fe40498a2ad966f79070dc6b286f2013e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:04,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:04,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:04,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:04,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:04,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:04,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:04,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:04,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:04,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:04,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:04,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:04,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:04,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:04,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:04,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:04,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:04,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:04,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:04,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:04,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:04,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:04,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:04,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:04,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:04,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:04,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:04,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:04,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:04,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:04,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:04,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:04,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:04,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:04,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:04,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:04,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:04,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:04,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:04,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:04,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:04,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:04,296 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:04,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:04,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:04,298 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:04,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:04,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:04,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:04,299 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:04,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:04,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:04,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:04,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:04,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:04,300 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:04,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:04,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:04,301 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:04,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:04,302 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:04,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:04,302 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:04,302 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:04,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:04,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:04,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:04,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:04,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:04,304 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:04,304 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:04,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:04,305 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:04,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:04,305 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_030aa7c8-4e49-476c-9549-ef1ed886fd43/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c323c9a0eef5684207b1d5612520b06fe40498a2ad966f79070dc6b286f2013e [2021-11-23 15:58:04,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:04,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:04,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:04,773 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:04,774 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:04,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label03.c [2021-11-23 15:58:04,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/data/26163b286/78f47c242afd45c1b5a7c3d6928123c9/FLAG1278eaf48 [2021-11-23 15:58:07,837 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:07,838 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/sv-benchmarks/c/eca-programs/Problem101_label03.c [2021-11-23 15:58:08,098 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/data/26163b286/78f47c242afd45c1b5a7c3d6928123c9/FLAG1278eaf48 [2021-11-23 15:58:08,377 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/data/26163b286/78f47c242afd45c1b5a7c3d6928123c9 [2021-11-23 15:58:08,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:08,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:08,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:08,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:08,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:08,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e6ecf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:08, skipping insertion in model container [2021-11-23 15:58:08,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:08" (1/1) ... [2021-11-23 15:58:08,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:09,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:21,725 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_030aa7c8-4e49-476c-9549-ef1ed886fd43/sv-benchmarks/c/eca-programs/Problem101_label03.c[2768501,2768514] [2021-11-23 15:58:21,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:21,813 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:29,657 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_030aa7c8-4e49-476c-9549-ef1ed886fd43/sv-benchmarks/c/eca-programs/Problem101_label03.c[2768501,2768514] [2021-11-23 15:58:29,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:30,799 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:30,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30 WrapperNode [2021-11-23 15:58:30,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:30,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:30,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:30,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:30,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:31,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:34,722 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83733 [2021-11-23 15:58:34,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:34,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:34,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:34,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:34,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:34,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:35,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:35,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:36,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:36,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:36,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:37,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:37,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:37,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:37,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:37,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:30" (1/1) ... [2021-11-23 15:58:37,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:37,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:37,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:37,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:37,517 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:37,519 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:29,109 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:29,262 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 15:59:29,267 INFO L158 Benchmark]: Toolchain (without parser) took 80883.52ms. Allocated memory was 666.9MB in the beginning and 8.2GB in the end (delta: 7.5GB). Free memory was 524.6MB in the beginning and 6.6GB in the end (delta: -6.1GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:59:29,268 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 52.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:29,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 22416.70ms. Allocated memory was 666.9MB in the beginning and 3.7GB in the end (delta: 3.1GB). Free memory was 524.6MB in the beginning and 3.0GB in the end (delta: -2.5GB). Peak memory consumption was 877.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:29,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 3922.02ms. Allocated memory was 3.7GB in the beginning and 6.2GB in the end (delta: 2.5GB). Free memory was 3.0GB in the beginning and 5.2GB in the end (delta: -2.3GB). Peak memory consumption was 397.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:29,270 INFO L158 Benchmark]: Boogie Preprocessor took 2579.19ms. Allocated memory is still 6.2GB. Free memory was 5.2GB in the beginning and 5.0GB in the end (delta: 254.8MB). Peak memory consumption was 469.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:29,271 INFO L158 Benchmark]: RCFGBuilder took 51960.84ms. Allocated memory was 6.2GB in the beginning and 8.2GB in the end (delta: 2.0GB). Free memory was 5.0GB in the beginning and 6.6GB in the end (delta: -1.6GB). Peak memory consumption was 628.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:29,274 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 52.4MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 52.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 22416.70ms. Allocated memory was 666.9MB in the beginning and 3.7GB in the end (delta: 3.1GB). Free memory was 524.6MB in the beginning and 3.0GB in the end (delta: -2.5GB). Peak memory consumption was 877.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3922.02ms. Allocated memory was 3.7GB in the beginning and 6.2GB in the end (delta: 2.5GB). Free memory was 3.0GB in the beginning and 5.2GB in the end (delta: -2.3GB). Peak memory consumption was 397.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2579.19ms. Allocated memory is still 6.2GB. Free memory was 5.2GB in the beginning and 5.0GB in the end (delta: 254.8MB). Peak memory consumption was 469.8MB. Max. memory is 16.1GB. * RCFGBuilder took 51960.84ms. Allocated memory was 6.2GB in the beginning and 8.2GB in the end (delta: 2.0GB). Free memory was 5.0GB in the beginning and 6.6GB in the end (delta: -1.6GB). Peak memory consumption was 628.1MB. 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 15:59:29,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_030aa7c8-4e49-476c-9549-ef1ed886fd43/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