./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label00.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_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/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_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/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_687e8b46-3858-42c2-acec-fc02dfe331be/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 2539530bc7d482c73cf7743c3e3167fff4f274988d9be6836a02ba65f37bdc1a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:44,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:44,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:44,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:44,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:44,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:44,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:44,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:44,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:44,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:44,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:44,546 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:44,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:44,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:44,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:44,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:44,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:44,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:44,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:44,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:44,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:44,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:44,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:44,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:44,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:44,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:44,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:44,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:44,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:44,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:44,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:44,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:44,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:44,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:44,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:44,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:44,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:44,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:44,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:44,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:44,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:44,612 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:31:44,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:44,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:44,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:44,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:44,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:44,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:44,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:44,647 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:44,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:31:44,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:44,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:44,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:44,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:44,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:44,650 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:44,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:44,650 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:44,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:44,651 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:44,651 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:44,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:44,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:44,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:44,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:44,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:44,653 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:31:44,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:31:44,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:44,654 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_687e8b46-3858-42c2-acec-fc02dfe331be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2539530bc7d482c73cf7743c3e3167fff4f274988d9be6836a02ba65f37bdc1a [2021-11-23 15:31:45,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:45,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:45,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:45,038 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:45,040 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:45,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem03_label00.c [2021-11-23 15:31:45,141 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/data/381b011ef/8b8eaf9dab214be6a2449eed5ee936f7/FLAGa54400ad8 [2021-11-23 15:31:45,980 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:45,981 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/sv-benchmarks/c/eca-rers2012/Problem03_label00.c [2021-11-23 15:31:46,013 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/data/381b011ef/8b8eaf9dab214be6a2449eed5ee936f7/FLAGa54400ad8 [2021-11-23 15:31:46,498 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/data/381b011ef/8b8eaf9dab214be6a2449eed5ee936f7 [2021-11-23 15:31:46,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:46,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:46,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:46,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:46,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:46,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:46" (1/1) ... [2021-11-23 15:31:46,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47a10a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:46, skipping insertion in model container [2021-11-23 15:31:46,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:46" (1/1) ... [2021-11-23 15:31:46,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:46,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:47,472 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_687e8b46-3858-42c2-acec-fc02dfe331be/sv-benchmarks/c/eca-rers2012/Problem03_label00.c[60148,60161] [2021-11-23 15:31:47,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:47,513 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:47,841 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_687e8b46-3858-42c2-acec-fc02dfe331be/sv-benchmarks/c/eca-rers2012/Problem03_label00.c[60148,60161] [2021-11-23 15:31:47,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:47,878 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:47,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47 WrapperNode [2021-11-23 15:31:47,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:47,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:47,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:47,883 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:47,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47" (1/1) ... [2021-11-23 15:31:47,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47" (1/1) ... [2021-11-23 15:31:48,109 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2021-11-23 15:31:48,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:48,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:48,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:48,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:48,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47" (1/1) ... [2021-11-23 15:31:48,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47" (1/1) ... [2021-11-23 15:31:48,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47" (1/1) ... [2021-11-23 15:31:48,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47" (1/1) ... [2021-11-23 15:31:48,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47" (1/1) ... [2021-11-23 15:31:48,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47" (1/1) ... [2021-11-23 15:31:48,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47" (1/1) ... [2021-11-23 15:31:48,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:48,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:48,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:48,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:48,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:47" (1/1) ... [2021-11-23 15:31:48,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:48,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:48,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:48,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:48,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:48,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:31:48,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:48,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:48,543 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:48,545 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:50,710 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:50,772 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 15:31:50,779 INFO L158 Benchmark]: Toolchain (without parser) took 4272.16ms. Allocated memory was 148.9MB in the beginning and 207.6MB in the end (delta: 58.7MB). Free memory was 101.6MB in the beginning and 149.5MB in the end (delta: -48.0MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:50,779 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 148.9MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:50,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1373.37ms. Allocated memory is still 148.9MB. Free memory was 101.4MB in the beginning and 69.9MB in the end (delta: 31.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:31:50,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 229.19ms. Allocated memory is still 148.9MB. Free memory was 69.9MB in the beginning and 112.1MB in the end (delta: -42.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:31:50,784 INFO L158 Benchmark]: Boogie Preprocessor took 203.88ms. Allocated memory is still 148.9MB. Free memory was 112.1MB in the beginning and 101.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:31:50,785 INFO L158 Benchmark]: RCFGBuilder took 2460.09ms. Allocated memory was 148.9MB in the beginning and 207.6MB in the end (delta: 58.7MB). Free memory was 101.6MB in the beginning and 149.5MB in the end (delta: -48.0MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2021-11-23 15:31:50,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 148.9MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1373.37ms. Allocated memory is still 148.9MB. Free memory was 101.4MB in the beginning and 69.9MB in the end (delta: 31.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 229.19ms. Allocated memory is still 148.9MB. Free memory was 69.9MB in the beginning and 112.1MB in the end (delta: -42.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 203.88ms. Allocated memory is still 148.9MB. Free memory was 112.1MB in the beginning and 101.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2460.09ms. Allocated memory was 148.9MB in the beginning and 207.6MB in the end (delta: 58.7MB). Free memory was 101.6MB in the beginning and 149.5MB in the end (delta: -48.0MB). Peak memory consumption was 84.8MB. 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 15:31:50,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/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_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/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_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/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_687e8b46-3858-42c2-acec-fc02dfe331be/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 2539530bc7d482c73cf7743c3e3167fff4f274988d9be6836a02ba65f37bdc1a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:31:53,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:31:53,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:31:53,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:31:53,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:31:53,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:31:53,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:31:53,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:31:53,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:31:53,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:31:53,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:31:53,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:31:53,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:31:53,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:31:53,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:31:53,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:31:53,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:31:53,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:31:53,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:31:53,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:31:53,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:31:53,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:31:53,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:31:53,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:31:53,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:31:53,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:31:53,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:31:53,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:31:53,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:31:53,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:31:53,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:31:53,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:31:53,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:31:53,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:31:53,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:31:53,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:31:53,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:31:53,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:31:53,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:31:53,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:31:53,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:31:53,702 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:31:53,764 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:31:53,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:31:53,766 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:31:53,766 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:31:53,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:31:53,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:31:53,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:31:53,769 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:31:53,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:31:53,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:31:53,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:31:53,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:31:53,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:31:53,772 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:31:53,772 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:31:53,773 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:31:53,773 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:31:53,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:31:53,773 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:31:53,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:31:53,774 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:31:53,774 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:31:53,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:31:53,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:53,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:31:53,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:31:53,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:31:53,776 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:31:53,776 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:31:53,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:31:53,777 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:31:53,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:31:53,778 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_687e8b46-3858-42c2-acec-fc02dfe331be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2539530bc7d482c73cf7743c3e3167fff4f274988d9be6836a02ba65f37bdc1a [2021-11-23 15:31:54,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:31:54,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:31:54,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:31:54,287 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:31:54,288 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:31:54,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem03_label00.c [2021-11-23 15:31:54,371 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/data/7c78f9c93/8e9ac0807f8d445d90c73c1f2e496dc4/FLAGd7526dca2 [2021-11-23 15:31:55,197 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:31:55,199 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/sv-benchmarks/c/eca-rers2012/Problem03_label00.c [2021-11-23 15:31:55,222 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/data/7c78f9c93/8e9ac0807f8d445d90c73c1f2e496dc4/FLAGd7526dca2 [2021-11-23 15:31:55,283 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/data/7c78f9c93/8e9ac0807f8d445d90c73c1f2e496dc4 [2021-11-23 15:31:55,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:31:55,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:31:55,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:55,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:31:55,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:31:55,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:55" (1/1) ... [2021-11-23 15:31:55,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66fd2106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:55, skipping insertion in model container [2021-11-23 15:31:55,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:31:55" (1/1) ... [2021-11-23 15:31:55,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:31:55,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:31:56,160 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_687e8b46-3858-42c2-acec-fc02dfe331be/sv-benchmarks/c/eca-rers2012/Problem03_label00.c[60148,60161] [2021-11-23 15:31:56,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:56,194 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:31:56,490 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_687e8b46-3858-42c2-acec-fc02dfe331be/sv-benchmarks/c/eca-rers2012/Problem03_label00.c[60148,60161] [2021-11-23 15:31:56,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:31:56,521 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:31:56,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56 WrapperNode [2021-11-23 15:31:56,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:31:56,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:56,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:31:56,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:31:56,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,724 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1769 [2021-11-23 15:31:56,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:31:56,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:31:56,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:31:56,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:31:56,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:31:56,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:31:56,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:31:56,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:31:56,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:31:56" (1/1) ... [2021-11-23 15:31:56,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:31:57,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:31:57,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:31:57,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:31:57,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:31:57,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:31:57,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:31:57,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:31:57,182 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:31:57,184 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:31:59,864 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:31:59,930 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 15:31:59,942 INFO L158 Benchmark]: Toolchain (without parser) took 4651.14ms. Allocated memory was 77.6MB in the beginning and 172.0MB in the end (delta: 94.4MB). Free memory was 49.6MB in the beginning and 113.9MB in the end (delta: -64.3MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. [2021-11-23 15:31:59,944 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 54.5MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:31:59,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1230.40ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 49.5MB in the beginning and 72.9MB in the end (delta: -23.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2021-11-23 15:31:59,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 201.26ms. Allocated memory is still 111.1MB. Free memory was 72.9MB in the beginning and 58.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:31:59,948 INFO L158 Benchmark]: Boogie Preprocessor took 248.27ms. Allocated memory is still 111.1MB. Free memory was 58.3MB in the beginning and 71.8MB in the end (delta: -13.5MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-11-23 15:31:59,949 INFO L158 Benchmark]: RCFGBuilder took 2963.10ms. Allocated memory was 111.1MB in the beginning and 172.0MB in the end (delta: 60.8MB). Free memory was 71.3MB in the beginning and 113.9MB in the end (delta: -42.6MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2021-11-23 15:31:59,960 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 54.5MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1230.40ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 49.5MB in the beginning and 72.9MB in the end (delta: -23.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 201.26ms. Allocated memory is still 111.1MB. Free memory was 72.9MB in the beginning and 58.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 248.27ms. Allocated memory is still 111.1MB. Free memory was 58.3MB in the beginning and 71.8MB in the end (delta: -13.5MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2963.10ms. Allocated memory was 111.1MB in the beginning and 172.0MB in the end (delta: 60.8MB). Free memory was 71.3MB in the beginning and 113.9MB in the end (delta: -42.6MB). Peak memory consumption was 58.4MB. 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 15:32:00,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_687e8b46-3858-42c2-acec-fc02dfe331be/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