./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label14.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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/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 5f9fca637959b0405b85bc0888663e9766bbda8452df25504c5ed522a839814d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:27,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:27,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:27,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:27,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:27,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:27,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:27,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:27,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:27,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:27,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:27,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:27,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:27,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:27,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:27,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:27,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:27,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:27,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:27,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:27,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:27,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:27,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:27,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:27,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:27,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:27,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:27,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:27,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:27,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:27,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:27,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:27,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:27,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:27,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:27,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:27,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:27,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:27,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:27,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:27,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:27,591 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:39:27,627 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:27,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:27,628 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:27,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:27,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:27,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:27,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:27,630 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:27,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:39:27,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:27,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:27,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:27,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:27,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:27,631 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:27,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:27,632 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:27,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:27,632 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:27,633 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:27,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:27,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:27,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:27,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:27,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:27,634 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:39:27,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:39:27,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:27,635 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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f9fca637959b0405b85bc0888663e9766bbda8452df25504c5ed522a839814d [2021-11-23 15:39:27,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:27,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:27,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:27,945 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:27,946 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:27,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label14.c [2021-11-23 15:39:28,015 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/data/3e3bd02a4/3ecf856d40d34b2296a8e43abcdbd9c3/FLAGecabb9aff [2021-11-23 15:39:30,934 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:30,937 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/sv-benchmarks/c/eca-rers2012/Problem07_label14.c [2021-11-23 15:39:31,091 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/data/3e3bd02a4/3ecf856d40d34b2296a8e43abcdbd9c3/FLAGecabb9aff [2021-11-23 15:39:31,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/data/3e3bd02a4/3ecf856d40d34b2296a8e43abcdbd9c3 [2021-11-23 15:39:31,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:31,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:31,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:31,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:31,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:31,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:31,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@533890d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:31, skipping insertion in model container [2021-11-23 15:39:31,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:31" (1/1) ... [2021-11-23 15:39:31,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:32,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:44,667 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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/sv-benchmarks/c/eca-rers2012/Problem07_label14.c[2774440,2774453] [2021-11-23 15:39:44,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:44,739 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:52,158 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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/sv-benchmarks/c/eca-rers2012/Problem07_label14.c[2774440,2774453] [2021-11-23 15:39:52,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:53,094 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:53,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53 WrapperNode [2021-11-23 15:39:53,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:53,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:53,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:53,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:53,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:39:53,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:39:57,109 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2021-11-23 15:39:57,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:57,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:57,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:57,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:57,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:39:57,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:39:57,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:39:57,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:39:59,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:39:59,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:39:59,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:40:00,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:00,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:00,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:00,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:00,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:40:00,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:00,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:00,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:00,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:40:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:00,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:00,490 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:00,492 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:36,933 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:37,261 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 15:40:37,265 INFO L158 Benchmark]: Toolchain (without parser) took 65888.36ms. Allocated memory was 333.4MB in the beginning and 8.8GB in the end (delta: 8.4GB). Free memory was 184.9MB in the beginning and 7.4GB in the end (delta: -7.2GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:40:37,266 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 104.9MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:37,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21718.74ms. Allocated memory was 333.4MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 184.9MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 863.0MB. Max. memory is 16.1GB. [2021-11-23 15:40:37,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 4014.00ms. Allocated memory was 2.4GB in the beginning and 3.9GB in the end (delta: 1.5GB). Free memory was 1.6GB in the beginning and 3.0GB in the end (delta: -1.3GB). Peak memory consumption was 354.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:37,270 INFO L158 Benchmark]: Boogie Preprocessor took 3062.55ms. Allocated memory was 3.9GB in the beginning and 6.7GB in the end (delta: 2.8GB). Free memory was 3.0GB in the beginning and 5.5GB in the end (delta: -2.6GB). Peak memory consumption was 318.8MB. Max. memory is 16.1GB. [2021-11-23 15:40:37,271 INFO L158 Benchmark]: RCFGBuilder took 37088.68ms. Allocated memory was 6.7GB in the beginning and 8.8GB in the end (delta: 2.0GB). Free memory was 5.5GB in the beginning and 7.4GB in the end (delta: -1.8GB). Peak memory consumption was 640.7MB. Max. memory is 16.1GB. [2021-11-23 15:40:37,281 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 104.9MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21718.74ms. Allocated memory was 333.4MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 184.9MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 863.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4014.00ms. Allocated memory was 2.4GB in the beginning and 3.9GB in the end (delta: 1.5GB). Free memory was 1.6GB in the beginning and 3.0GB in the end (delta: -1.3GB). Peak memory consumption was 354.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3062.55ms. Allocated memory was 3.9GB in the beginning and 6.7GB in the end (delta: 2.8GB). Free memory was 3.0GB in the beginning and 5.5GB in the end (delta: -2.6GB). Peak memory consumption was 318.8MB. Max. memory is 16.1GB. * RCFGBuilder took 37088.68ms. Allocated memory was 6.7GB in the beginning and 8.8GB in the end (delta: 2.0GB). Free memory was 5.5GB in the beginning and 7.4GB in the end (delta: -1.8GB). Peak memory consumption was 640.7MB. 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 15:40:37,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/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 5f9fca637959b0405b85bc0888663e9766bbda8452df25504c5ed522a839814d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:39,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:39,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:39,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:39,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:39,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:39,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:39,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:39,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:39,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:39,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:39,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:39,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:39,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:39,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:39,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:39,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:39,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:39,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:39,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:39,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:39,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:39,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:39,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:39,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:39,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:39,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:39,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:39,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:39,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:39,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:39,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:39,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:39,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:39,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:39,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:39,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:39,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:39,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:39,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:39,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:39,802 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:40:39,852 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:39,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:39,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:39,854 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:39,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:39,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:39,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:39,856 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:39,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:39,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:39,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:39,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:39,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:39,858 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:40:39,858 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:40:39,859 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:40:39,859 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:39,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:39,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:39,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:39,860 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:39,860 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:39,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:39,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:39,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:39,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:39,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:39,861 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:40:39,862 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:40:39,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:39,862 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:40:39,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:40:39,863 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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f9fca637959b0405b85bc0888663e9766bbda8452df25504c5ed522a839814d [2021-11-23 15:40:40,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:40,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:40,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:40,239 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:40,240 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:40,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label14.c [2021-11-23 15:40:40,313 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/data/d7279845b/474e458a7b6f4ed092b6e7a5fe4a884e/FLAG9b48a2aa6 [2021-11-23 15:40:43,438 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:43,439 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/sv-benchmarks/c/eca-rers2012/Problem07_label14.c [2021-11-23 15:40:43,586 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/data/d7279845b/474e458a7b6f4ed092b6e7a5fe4a884e/FLAG9b48a2aa6 [2021-11-23 15:40:43,761 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/data/d7279845b/474e458a7b6f4ed092b6e7a5fe4a884e [2021-11-23 15:40:43,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:43,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:43,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:43,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:43,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:43,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:43" (1/1) ... [2021-11-23 15:40:43,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c604c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:43, skipping insertion in model container [2021-11-23 15:40:43,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:43" (1/1) ... [2021-11-23 15:40:43,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:45,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:57,279 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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/sv-benchmarks/c/eca-rers2012/Problem07_label14.c[2774440,2774453] [2021-11-23 15:40:57,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:57,351 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:04,313 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_ea130c99-3ac0-4603-84d0-7cd8db808cdc/sv-benchmarks/c/eca-rers2012/Problem07_label14.c[2774440,2774453] [2021-11-23 15:41:04,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:05,251 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:05,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05 WrapperNode [2021-11-23 15:41:05,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:05,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:05,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:05,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:05,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05" (1/1) ... [2021-11-23 15:41:06,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05" (1/1) ... [2021-11-23 15:41:08,628 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83726 [2021-11-23 15:41:08,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:08,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:08,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:08,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:08,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05" (1/1) ... [2021-11-23 15:41:08,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05" (1/1) ... [2021-11-23 15:41:09,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05" (1/1) ... [2021-11-23 15:41:09,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05" (1/1) ... [2021-11-23 15:41:10,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05" (1/1) ... [2021-11-23 15:41:10,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05" (1/1) ... [2021-11-23 15:41:10,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05" (1/1) ... [2021-11-23 15:41:11,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:11,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:11,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:11,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:11,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:05" (1/1) ... [2021-11-23 15:41:11,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:11,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:11,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:11,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:41:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:11,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:11,481 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:11,483 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:05,347 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:05,487 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 15:42:05,492 INFO L158 Benchmark]: Toolchain (without parser) took 81725.88ms. Allocated memory was 316.7MB in the beginning and 8.4GB in the end (delta: 8.1GB). Free memory was 168.1MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:42:05,493 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 33.9MB in the beginning and 33.9MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:05,494 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21485.29ms. Allocated memory was 316.7MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 168.1MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 818.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:05,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 3377.15ms. Allocated memory was 2.1GB in the beginning and 3.6GB in the end (delta: 1.5GB). Free memory was 1.4GB in the beginning and 2.6GB in the end (delta: -1.3GB). Peak memory consumption was 336.6MB. Max. memory is 16.1GB. [2021-11-23 15:42:05,496 INFO L158 Benchmark]: Boogie Preprocessor took 2617.97ms. Allocated memory was 3.6GB in the beginning and 6.5GB in the end (delta: 2.9GB). Free memory was 2.6GB in the beginning and 5.3GB in the end (delta: -2.6GB). Peak memory consumption was 273.7MB. Max. memory is 16.1GB. [2021-11-23 15:42:05,497 INFO L158 Benchmark]: RCFGBuilder took 54241.32ms. Allocated memory was 6.5GB in the beginning and 8.4GB in the end (delta: 1.9GB). Free memory was 5.3GB in the beginning and 6.8GB in the end (delta: -1.6GB). Peak memory consumption was 585.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:05,501 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 33.9MB in the beginning and 33.9MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21485.29ms. Allocated memory was 316.7MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 168.1MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 818.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3377.15ms. Allocated memory was 2.1GB in the beginning and 3.6GB in the end (delta: 1.5GB). Free memory was 1.4GB in the beginning and 2.6GB in the end (delta: -1.3GB). Peak memory consumption was 336.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2617.97ms. Allocated memory was 3.6GB in the beginning and 6.5GB in the end (delta: 2.9GB). Free memory was 2.6GB in the beginning and 5.3GB in the end (delta: -2.6GB). Peak memory consumption was 273.7MB. Max. memory is 16.1GB. * RCFGBuilder took 54241.32ms. Allocated memory was 6.5GB in the beginning and 8.4GB in the end (delta: 1.9GB). Free memory was 5.3GB in the beginning and 6.8GB in the end (delta: -1.6GB). Peak memory consumption was 585.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:42:05,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea130c99-3ac0-4603-84d0-7cd8db808cdc/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