./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label32.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_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/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_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/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_fe26695a-e28f-41b3-aa02-121edd6f01a1/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 2b0b2a9797b90f95684a46496de9717e82eef5c31235380fd2859f2748d0f286 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:05,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:05,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:05,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:05,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:05,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:05,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:05,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:05,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:05,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:05,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:05,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:05,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:05,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:05,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:05,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:05,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:05,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:05,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:05,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:05,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:05,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:05,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:05,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:05,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:05,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:05,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:05,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:05,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:05,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:05,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:05,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:05,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:05,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:05,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:05,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:05,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:05,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:05,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:05,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:05,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:05,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:05,339 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:05,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:05,340 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:05,340 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:05,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:05,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:05,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:05,344 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:05,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:05,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:05,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:05,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:05,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:05,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:05,353 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:05,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:05,353 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:05,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:05,353 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:05,354 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:05,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:05,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:05,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:05,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:05,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:05,355 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:05,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:05,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:05,356 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_fe26695a-e28f-41b3-aa02-121edd6f01a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b0b2a9797b90f95684a46496de9717e82eef5c31235380fd2859f2748d0f286 [2021-11-23 15:51:05,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:05,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:05,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:05,713 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:05,714 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:05,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem01_label32.c [2021-11-23 15:51:05,785 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/data/cd98ac2f3/c60f60857d5d45a582c119d92b1168f2/FLAGf0aea4445 [2021-11-23 15:51:06,409 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:06,421 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/sv-benchmarks/c/eca-rers2012/Problem01_label32.c [2021-11-23 15:51:06,434 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/data/cd98ac2f3/c60f60857d5d45a582c119d92b1168f2/FLAGf0aea4445 [2021-11-23 15:51:06,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/data/cd98ac2f3/c60f60857d5d45a582c119d92b1168f2 [2021-11-23 15:51:06,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:06,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:06,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:06,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:06,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:06,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:06" (1/1) ... [2021-11-23 15:51:06,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b15b888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:06, skipping insertion in model container [2021-11-23 15:51:06,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:06" (1/1) ... [2021-11-23 15:51:06,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:06,706 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:07,006 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_fe26695a-e28f-41b3-aa02-121edd6f01a1/sv-benchmarks/c/eca-rers2012/Problem01_label32.c[14752,14765] [2021-11-23 15:51:07,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:07,093 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:07,216 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_fe26695a-e28f-41b3-aa02-121edd6f01a1/sv-benchmarks/c/eca-rers2012/Problem01_label32.c[14752,14765] [2021-11-23 15:51:07,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:07,280 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:07,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07 WrapperNode [2021-11-23 15:51:07,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:07,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:07,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:07,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:07,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,383 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 15:51:07,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:07,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:07,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:07,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:07,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:07,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:07,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:07,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:07,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:07" (1/1) ... [2021-11-23 15:51:07,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:07,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:07,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:07,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:07,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:07,712 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:07,714 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:08,816 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:08,869 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 15:51:08,875 INFO L158 Benchmark]: Toolchain (without parser) took 2249.82ms. Allocated memory is still 119.5MB. Free memory was 80.0MB in the beginning and 58.5MB in the end (delta: 21.6MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:08,876 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:08,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 656.94ms. Allocated memory is still 119.5MB. Free memory was 79.8MB in the beginning and 77.1MB in the end (delta: 2.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:08,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.79ms. Allocated memory is still 119.5MB. Free memory was 77.1MB in the beginning and 71.5MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:51:08,879 INFO L158 Benchmark]: Boogie Preprocessor took 114.11ms. Allocated memory is still 119.5MB. Free memory was 71.5MB in the beginning and 67.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:08,881 INFO L158 Benchmark]: RCFGBuilder took 1364.69ms. Allocated memory is still 119.5MB. Free memory was 67.3MB in the beginning and 58.5MB in the end (delta: 8.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:08,885 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 119.5MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 656.94ms. Allocated memory is still 119.5MB. Free memory was 79.8MB in the beginning and 77.1MB in the end (delta: 2.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.79ms. Allocated memory is still 119.5MB. Free memory was 77.1MB in the beginning and 71.5MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.11ms. Allocated memory is still 119.5MB. Free memory was 71.5MB in the beginning and 67.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1364.69ms. Allocated memory is still 119.5MB. Free memory was 67.3MB in the beginning and 58.5MB in the end (delta: 8.8MB). Peak memory consumption was 31.5MB. 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 15:51:08,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/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_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/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_fe26695a-e28f-41b3-aa02-121edd6f01a1/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 2b0b2a9797b90f95684a46496de9717e82eef5c31235380fd2859f2748d0f286 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:11,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:11,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:11,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:11,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:11,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:11,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:11,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:11,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:11,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:11,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:11,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:11,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:11,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:11,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:11,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:11,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:11,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:11,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:11,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:11,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:11,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:11,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:11,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:11,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:11,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:11,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:11,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:11,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:11,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:11,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:11,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:11,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:11,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:11,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:11,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:11,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:11,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:11,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:11,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:11,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:11,437 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:11,485 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:11,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:11,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:11,488 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:11,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:11,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:11,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:11,490 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:11,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:11,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:11,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:11,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:11,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:11,492 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:11,493 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:11,493 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:11,493 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:11,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:11,494 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:11,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:11,494 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:11,494 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:11,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:11,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:11,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:11,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:11,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:11,496 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:11,496 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:11,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:11,496 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:11,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:11,497 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_fe26695a-e28f-41b3-aa02-121edd6f01a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b0b2a9797b90f95684a46496de9717e82eef5c31235380fd2859f2748d0f286 [2021-11-23 15:51:11,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:11,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:11,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:11,936 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:11,937 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:11,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem01_label32.c [2021-11-23 15:51:12,021 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/data/5e0d2fb6a/058b65b6fc15488098a60a240fca7a83/FLAGaaf00315a [2021-11-23 15:51:12,651 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:12,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/sv-benchmarks/c/eca-rers2012/Problem01_label32.c [2021-11-23 15:51:12,672 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/data/5e0d2fb6a/058b65b6fc15488098a60a240fca7a83/FLAGaaf00315a [2021-11-23 15:51:12,891 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/data/5e0d2fb6a/058b65b6fc15488098a60a240fca7a83 [2021-11-23 15:51:12,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:12,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:12,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:12,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:12,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:12,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:12" (1/1) ... [2021-11-23 15:51:12,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37db9dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:12, skipping insertion in model container [2021-11-23 15:51:12,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:12" (1/1) ... [2021-11-23 15:51:12,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:12,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:13,366 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_fe26695a-e28f-41b3-aa02-121edd6f01a1/sv-benchmarks/c/eca-rers2012/Problem01_label32.c[14752,14765] [2021-11-23 15:51:13,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:13,451 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:13,531 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_fe26695a-e28f-41b3-aa02-121edd6f01a1/sv-benchmarks/c/eca-rers2012/Problem01_label32.c[14752,14765] [2021-11-23 15:51:13,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:13,572 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:13,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13 WrapperNode [2021-11-23 15:51:13,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:13,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:13,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:13,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:13,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,685 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2021-11-23 15:51:13,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:13,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:13,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:13,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:13,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:13,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:13,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:13,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:13,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:13" (1/1) ... [2021-11-23 15:51:13,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:13,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:13,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:13,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:13,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:13,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:13,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:13,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:13,982 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:13,983 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:15,152 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:15,189 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 15:51:15,194 INFO L158 Benchmark]: Toolchain (without parser) took 2295.70ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 44.6MB in the beginning and 58.4MB in the end (delta: -13.8MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:15,194 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 81.8MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:15,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 674.78ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 46.8MB in the end (delta: -2.4MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:15,196 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.76ms. Allocated memory is still 81.8MB. Free memory was 46.6MB in the beginning and 41.0MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:51:15,197 INFO L158 Benchmark]: Boogie Preprocessor took 76.87ms. Allocated memory is still 81.8MB. Free memory was 40.8MB in the beginning and 61.3MB in the end (delta: -20.5MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2021-11-23 15:51:15,199 INFO L158 Benchmark]: RCFGBuilder took 1427.44ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 61.3MB in the beginning and 58.4MB in the end (delta: 2.8MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:15,202 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 81.8MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 674.78ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 46.8MB in the end (delta: -2.4MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.76ms. Allocated memory is still 81.8MB. Free memory was 46.6MB in the beginning and 41.0MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.87ms. Allocated memory is still 81.8MB. Free memory was 40.8MB in the beginning and 61.3MB in the end (delta: -20.5MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1427.44ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 61.3MB in the beginning and 58.4MB in the end (delta: 2.8MB). Peak memory consumption was 36.0MB. 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 15:51:15,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe26695a-e28f-41b3-aa02-121edd6f01a1/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