./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label15.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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/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 aa4fbd657d9cd921f116a8a20659e4546a976c65f53e73372b45c227bdde4133 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:28,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:28,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:28,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:28,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:28,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:28,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:28,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:28,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:28,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:28,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:28,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:28,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:28,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:28,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:28,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:28,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:28,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:28,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:28,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:28,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:28,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:28,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:28,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:28,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:28,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:28,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:28,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:28,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:28,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:28,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:28,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:28,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:28,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:28,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:28,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:28,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:28,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:28,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:28,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:28,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:28,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:48:28,359 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:28,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:28,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:28,360 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:28,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:28,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:28,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:28,362 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:28,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:48:28,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:28,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:28,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:28,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:28,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:28,364 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:28,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:28,364 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:28,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:28,365 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:28,365 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:28,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:28,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:28,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:28,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:28,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:28,366 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:48:28,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:48:28,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:28,367 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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa4fbd657d9cd921f116a8a20659e4546a976c65f53e73372b45c227bdde4133 [2021-11-23 15:48:28,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:28,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:28,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:28,659 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:28,660 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:28,661 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label15.c [2021-11-23 15:48:28,726 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/data/dbcc03eaf/1cebc40249044644b0b102fe0f0aa3b2/FLAG0b7f9b04f [2021-11-23 15:48:29,313 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:29,325 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/sv-benchmarks/c/eca-rers2012/Problem10_label15.c [2021-11-23 15:48:29,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/data/dbcc03eaf/1cebc40249044644b0b102fe0f0aa3b2/FLAG0b7f9b04f [2021-11-23 15:48:29,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/data/dbcc03eaf/1cebc40249044644b0b102fe0f0aa3b2 [2021-11-23 15:48:29,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:29,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:29,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:29,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:29,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:29,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:29" (1/1) ... [2021-11-23 15:48:29,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ecfdfcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:29, skipping insertion in model container [2021-11-23 15:48:29,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:29" (1/1) ... [2021-11-23 15:48:29,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:29,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:29,824 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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/sv-benchmarks/c/eca-rers2012/Problem10_label15.c[1408,1421] [2021-11-23 15:48:30,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:30,051 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:30,064 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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/sv-benchmarks/c/eca-rers2012/Problem10_label15.c[1408,1421] [2021-11-23 15:48:30,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:30,150 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:30,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30 WrapperNode [2021-11-23 15:48:30,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:30,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:30,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:30,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:30,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30" (1/1) ... [2021-11-23 15:48:30,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30" (1/1) ... [2021-11-23 15:48:30,240 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2021-11-23 15:48:30,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:30,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:30,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:30,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:30,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30" (1/1) ... [2021-11-23 15:48:30,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30" (1/1) ... [2021-11-23 15:48:30,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30" (1/1) ... [2021-11-23 15:48:30,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30" (1/1) ... [2021-11-23 15:48:30,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30" (1/1) ... [2021-11-23 15:48:30,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30" (1/1) ... [2021-11-23 15:48:30,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30" (1/1) ... [2021-11-23 15:48:30,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:30,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:30,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:30,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:30,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:30" (1/1) ... [2021-11-23 15:48:30,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:30,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:30,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:30,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:30,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:30,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:48:30,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:30,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:30,486 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:30,487 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:31,663 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:31,728 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:48:31,734 INFO L158 Benchmark]: Toolchain (without parser) took 2168.71ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 62.4MB in the beginning and 100.1MB in the end (delta: -37.7MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:31,734 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 104.9MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:31,736 INFO L158 Benchmark]: CACSL2BoogieTranslator took 586.39ms. Allocated memory is still 104.9MB. Free memory was 62.2MB in the beginning and 62.8MB in the end (delta: -596.5kB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2021-11-23 15:48:31,737 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.56ms. Allocated memory is still 104.9MB. Free memory was 62.8MB in the beginning and 54.8MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:31,738 INFO L158 Benchmark]: Boogie Preprocessor took 70.92ms. Allocated memory is still 104.9MB. Free memory was 54.8MB in the beginning and 50.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:31,739 INFO L158 Benchmark]: RCFGBuilder took 1417.46ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 50.1MB in the beginning and 100.1MB in the end (delta: -50.1MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:31,747 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 104.9MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 586.39ms. Allocated memory is still 104.9MB. Free memory was 62.2MB in the beginning and 62.8MB in the end (delta: -596.5kB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.56ms. Allocated memory is still 104.9MB. Free memory was 62.8MB in the beginning and 54.8MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.92ms. Allocated memory is still 104.9MB. Free memory was 54.8MB in the beginning and 50.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1417.46ms. Allocated memory was 104.9MB in the beginning and 132.1MB in the end (delta: 27.3MB). Free memory was 50.1MB in the beginning and 100.1MB in the end (delta: -50.1MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:48:31,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/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 aa4fbd657d9cd921f116a8a20659e4546a976c65f53e73372b45c227bdde4133 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:34,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:34,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:34,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:34,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:34,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:34,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:34,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:34,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:34,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:34,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:34,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:34,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:34,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:34,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:34,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:34,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:34,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:34,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:34,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:34,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:34,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:34,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:34,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:34,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:34,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:34,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:34,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:34,276 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:34,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:34,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:34,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:34,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:34,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:34,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:34,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:34,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:34,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:34,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:34,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:34,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:34,285 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:34,325 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:34,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:34,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:34,327 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:34,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:34,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:34,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:34,330 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:34,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:34,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:34,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:34,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:34,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:34,332 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:34,332 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:34,332 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:34,332 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:34,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:34,333 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:34,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:34,333 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:34,334 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:34,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:34,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:34,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:34,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:34,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:34,335 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:34,335 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:34,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:34,336 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:34,336 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:34,336 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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa4fbd657d9cd921f116a8a20659e4546a976c65f53e73372b45c227bdde4133 [2021-11-23 15:48:34,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:34,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:34,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:34,703 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:34,703 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:34,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label15.c [2021-11-23 15:48:34,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/data/42c192f21/51e6e3530d8c40f5b03dc040fd2f53a6/FLAGfb9567266 [2021-11-23 15:48:35,350 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:35,351 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/sv-benchmarks/c/eca-rers2012/Problem10_label15.c [2021-11-23 15:48:35,372 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/data/42c192f21/51e6e3530d8c40f5b03dc040fd2f53a6/FLAGfb9567266 [2021-11-23 15:48:35,656 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/data/42c192f21/51e6e3530d8c40f5b03dc040fd2f53a6 [2021-11-23 15:48:35,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:35,660 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:35,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:35,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:35,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:35,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:35" (1/1) ... [2021-11-23 15:48:35,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66fdf24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:35, skipping insertion in model container [2021-11-23 15:48:35,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:35" (1/1) ... [2021-11-23 15:48:35,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:35,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:35,942 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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/sv-benchmarks/c/eca-rers2012/Problem10_label15.c[1408,1421] [2021-11-23 15:48:36,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:36,216 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:36,230 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_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/sv-benchmarks/c/eca-rers2012/Problem10_label15.c[1408,1421] [2021-11-23 15:48:36,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:36,399 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:36,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36 WrapperNode [2021-11-23 15:48:36,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:36,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:36,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:36,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:36,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,485 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 595 [2021-11-23 15:48:36,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:36,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:36,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:36,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:36,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:36,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:36,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:36,572 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:36,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:36" (1/1) ... [2021-11-23 15:48:36,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:36,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:36,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:36,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:36,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:36,713 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:36,714 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:39,430 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:39,484 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:48:39,491 INFO L158 Benchmark]: Toolchain (without parser) took 3828.49ms. Allocated memory was 58.7MB in the beginning and 100.7MB in the end (delta: 41.9MB). Free memory was 34.9MB in the beginning and 63.7MB in the end (delta: -28.8MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:39,492 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:39,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 737.55ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.7MB in the beginning and 51.3MB in the end (delta: -16.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2021-11-23 15:48:39,494 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.67ms. Allocated memory is still 71.3MB. Free memory was 51.3MB in the beginning and 46.0MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:39,495 INFO L158 Benchmark]: Boogie Preprocessor took 83.91ms. Allocated memory is still 71.3MB. Free memory was 46.0MB in the beginning and 41.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:39,496 INFO L158 Benchmark]: RCFGBuilder took 2916.04ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 41.5MB in the beginning and 63.7MB in the end (delta: -22.2MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:39,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 737.55ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.7MB in the beginning and 51.3MB in the end (delta: -16.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.67ms. Allocated memory is still 71.3MB. Free memory was 51.3MB in the beginning and 46.0MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.91ms. Allocated memory is still 71.3MB. Free memory was 46.0MB in the beginning and 41.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2916.04ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 41.5MB in the beginning and 63.7MB in the end (delta: -22.2MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:48:39,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb1f3130-4589-44ac-83c7-8fd8d6ccc93a/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