./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label36.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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/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 e5aa96fbac0e92c80f1f80982b7986fb62416e04af83c742e32bbaeb89f3bf9f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:18,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:18,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:18,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:18,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:18,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:18,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:18,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:18,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:18,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:18,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:18,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:18,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:18,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:18,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:18,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:18,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:18,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:18,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:18,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:18,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:18,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:18,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:18,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:18,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:18,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:18,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:18,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:18,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:18,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:18,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:18,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:18,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:18,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:18,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:18,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:18,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:18,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:18,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:18,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:18,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:18,818 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:18,869 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:18,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:18,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:18,872 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:18,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:18,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:18,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:18,874 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:18,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:18,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:18,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:18,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:18,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:18,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:18,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:18,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:18,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:18,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:18,886 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:18,886 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:18,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:18,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:18,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:18,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:18,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:18,888 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:18,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:18,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:18,889 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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5aa96fbac0e92c80f1f80982b7986fb62416e04af83c742e32bbaeb89f3bf9f [2021-11-23 15:51:19,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:19,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:19,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:19,256 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:19,257 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:19,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label36.c [2021-11-23 15:51:19,345 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/data/61ddb7560/879bee14a7cd403a9b3e2862fd3459df/FLAG25cd1eedb [2021-11-23 15:51:20,417 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:20,421 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/sv-benchmarks/c/eca-rers2012/Problem13_label36.c [2021-11-23 15:51:20,466 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/data/61ddb7560/879bee14a7cd403a9b3e2862fd3459df/FLAG25cd1eedb [2021-11-23 15:51:20,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/data/61ddb7560/879bee14a7cd403a9b3e2862fd3459df [2021-11-23 15:51:20,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:20,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:20,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:20,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:20,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:20,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:20" (1/1) ... [2021-11-23 15:51:20,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43b2f511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:20, skipping insertion in model container [2021-11-23 15:51:20,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:20" (1/1) ... [2021-11-23 15:51:20,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:20,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:21,292 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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/sv-benchmarks/c/eca-rers2012/Problem13_label36.c[1933,1946] [2021-11-23 15:51:22,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:22,738 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:22,772 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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/sv-benchmarks/c/eca-rers2012/Problem13_label36.c[1933,1946] [2021-11-23 15:51:23,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:23,688 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:23,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23 WrapperNode [2021-11-23 15:51:23,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:23,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:23,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:23,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:23,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,832 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:24,611 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:51:24,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:24,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:24,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:24,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:24,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:24,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:24,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:24,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:25,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:25,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:25,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:25,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:25,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:25,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:25,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:25,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:25,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:25,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:25,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:25,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:25,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:25,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:25,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:25,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:25,803 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:25,805 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:32,810 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:32,871 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:51:32,876 INFO L158 Benchmark]: Toolchain (without parser) took 12088.16ms. Allocated memory was 96.5MB in the beginning and 656.4MB in the end (delta: 559.9MB). Free memory was 63.8MB in the beginning and 336.9MB in the end (delta: -273.2MB). Peak memory consumption was 316.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:32,877 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory was 65.6MB in the beginning and 65.6MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:32,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2902.24ms. Allocated memory was 96.5MB in the beginning and 163.6MB in the end (delta: 67.1MB). Free memory was 63.4MB in the beginning and 69.7MB in the end (delta: -6.3MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2021-11-23 15:51:32,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 921.54ms. Allocated memory was 163.6MB in the beginning and 323.0MB in the end (delta: 159.4MB). Free memory was 69.7MB in the beginning and 187.0MB in the end (delta: -117.2MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:32,880 INFO L158 Benchmark]: Boogie Preprocessor took 945.08ms. Allocated memory is still 323.0MB. Free memory was 187.0MB in the beginning and 161.3MB in the end (delta: 25.7MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:32,881 INFO L158 Benchmark]: RCFGBuilder took 7312.99ms. Allocated memory was 323.0MB in the beginning and 656.4MB in the end (delta: 333.4MB). Free memory was 161.3MB in the beginning and 336.9MB in the end (delta: -175.7MB). Peak memory consumption was 189.3MB. Max. memory is 16.1GB. [2021-11-23 15:51:32,886 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory was 65.6MB in the beginning and 65.6MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2902.24ms. Allocated memory was 96.5MB in the beginning and 163.6MB in the end (delta: 67.1MB). Free memory was 63.4MB in the beginning and 69.7MB in the end (delta: -6.3MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 921.54ms. Allocated memory was 163.6MB in the beginning and 323.0MB in the end (delta: 159.4MB). Free memory was 69.7MB in the beginning and 187.0MB in the end (delta: -117.2MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 945.08ms. Allocated memory is still 323.0MB. Free memory was 187.0MB in the beginning and 161.3MB in the end (delta: 25.7MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * RCFGBuilder took 7312.99ms. Allocated memory was 323.0MB in the beginning and 656.4MB in the end (delta: 333.4MB). Free memory was 161.3MB in the beginning and 336.9MB in the end (delta: -175.7MB). Peak memory consumption was 189.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:32,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/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 e5aa96fbac0e92c80f1f80982b7986fb62416e04af83c742e32bbaeb89f3bf9f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:35,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:35,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:35,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:35,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:35,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:35,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:35,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:35,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:35,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:35,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:35,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:35,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:35,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:35,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:35,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:35,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:35,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:35,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:35,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:35,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:35,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:35,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:35,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:35,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:35,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:35,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:35,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:35,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:35,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:35,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:35,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:35,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:35,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:35,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:35,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:35,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:35,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:35,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:35,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:35,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:35,951 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:35,982 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:35,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:35,983 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:35,984 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:35,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:35,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:35,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:35,985 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:35,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:35,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:35,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:35,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:35,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:35,987 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:35,987 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:35,988 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:35,988 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:35,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:35,988 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:35,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:35,989 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:35,989 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:35,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:35,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:35,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:35,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:35,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:35,991 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:35,991 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:35,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:35,991 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:35,992 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:35,992 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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5aa96fbac0e92c80f1f80982b7986fb62416e04af83c742e32bbaeb89f3bf9f [2021-11-23 15:51:36,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:36,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:36,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:36,419 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:36,419 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:36,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label36.c [2021-11-23 15:51:36,502 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/data/b14531c8e/c8dd61536e9b40709b7b2f5cf32c7f75/FLAG7eef6179d [2021-11-23 15:51:37,666 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:37,667 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/sv-benchmarks/c/eca-rers2012/Problem13_label36.c [2021-11-23 15:51:37,723 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/data/b14531c8e/c8dd61536e9b40709b7b2f5cf32c7f75/FLAG7eef6179d [2021-11-23 15:51:37,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/data/b14531c8e/c8dd61536e9b40709b7b2f5cf32c7f75 [2021-11-23 15:51:37,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:37,990 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:37,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:37,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:37,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:37,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:37" (1/1) ... [2021-11-23 15:51:37,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22704480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:37, skipping insertion in model container [2021-11-23 15:51:37,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:37" (1/1) ... [2021-11-23 15:51:38,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:38,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:38,482 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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/sv-benchmarks/c/eca-rers2012/Problem13_label36.c[1933,1946] [2021-11-23 15:51:40,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:40,092 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:40,134 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_fa875a86-6219-4bb8-9784-e0ce14e13b8f/sv-benchmarks/c/eca-rers2012/Problem13_label36.c[1933,1946] [2021-11-23 15:51:41,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:41,070 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:41,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41 WrapperNode [2021-11-23 15:51:41,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:41,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:41,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:41,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:41,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,430 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:51:41,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:41,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:41,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:41,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:41,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:41,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:41,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:41,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:41,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:41" (1/1) ... [2021-11-23 15:51:41,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:41,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:41,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:42,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:42,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:42,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:42,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:42,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:42,168 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:42,170 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:36,834 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:36,904 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 15:52:36,914 INFO L158 Benchmark]: Toolchain (without parser) took 58921.33ms. Allocated memory was 69.2MB in the beginning and 568.3MB in the end (delta: 499.1MB). Free memory was 43.5MB in the beginning and 205.6MB in the end (delta: -162.0MB). Peak memory consumption was 343.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,915 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory is still 32.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:36,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3079.76ms. Allocated memory was 69.2MB in the beginning and 142.6MB in the end (delta: 73.4MB). Free memory was 43.3MB in the beginning and 59.1MB in the end (delta: -15.8MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,917 INFO L158 Benchmark]: Boogie Procedure Inliner took 358.19ms. Allocated memory is still 142.6MB. Free memory was 59.1MB in the beginning and 55.1MB in the end (delta: 3.9MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,918 INFO L158 Benchmark]: Boogie Preprocessor took 458.34ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 55.1MB in the beginning and 190.1MB in the end (delta: -135.0MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,918 INFO L158 Benchmark]: RCFGBuilder took 55018.45ms. Allocated memory was 285.2MB in the beginning and 568.3MB in the end (delta: 283.1MB). Free memory was 190.1MB in the beginning and 205.6MB in the end (delta: -15.5MB). Peak memory consumption was 272.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,921 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory is still 32.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3079.76ms. Allocated memory was 69.2MB in the beginning and 142.6MB in the end (delta: 73.4MB). Free memory was 43.3MB in the beginning and 59.1MB in the end (delta: -15.8MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 358.19ms. Allocated memory is still 142.6MB. Free memory was 59.1MB in the beginning and 55.1MB in the end (delta: 3.9MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 458.34ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 55.1MB in the beginning and 190.1MB in the end (delta: -135.0MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * RCFGBuilder took 55018.45ms. Allocated memory was 285.2MB in the beginning and 568.3MB in the end (delta: 283.1MB). Free memory was 190.1MB in the beginning and 205.6MB in the end (delta: -15.5MB). Peak memory consumption was 272.6MB. 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 15:52:36,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa875a86-6219-4bb8-9784-e0ce14e13b8f/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