./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label09.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_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/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_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/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_de2c1183-9517-49a3-b68f-27bb243791ac/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 64832270a19ba5e81f92530f2c7594b88875de224d2679ada6e9500fe8608d00 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:30,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:30,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:30,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:30,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:30,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:30,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:30,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:30,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:30,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:30,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:30,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:30,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:30,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:30,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:30,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:30,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:30,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:30,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:30,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:30,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:30,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:30,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:30,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:30,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:30,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:30,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:30,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:30,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:30,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:30,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:30,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:30,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:30,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:30,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:30,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:30,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:30,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:30,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:30,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:30,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:30,836 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:40:30,860 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:30,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:30,861 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:30,862 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:30,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:30,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:30,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:30,863 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:30,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:30,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:30,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:30,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:30,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:30,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:30,865 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:30,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:30,866 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:30,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:30,866 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:30,866 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:30,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:30,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:30,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:30,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:30,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:30,868 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:30,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:30,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:30,869 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_de2c1183-9517-49a3-b68f-27bb243791ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64832270a19ba5e81f92530f2c7594b88875de224d2679ada6e9500fe8608d00 [2021-11-23 15:40:31,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:31,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:31,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:31,184 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:31,185 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:31,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label09.c [2021-11-23 15:40:31,270 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/data/efdf49b6c/e5b711ebfa2f44ae8a257fc71340dcfd/FLAG7f0f3c13a [2021-11-23 15:40:33,933 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:33,935 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/sv-benchmarks/c/eca-programs/Problem101_label09.c [2021-11-23 15:40:34,228 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/data/efdf49b6c/e5b711ebfa2f44ae8a257fc71340dcfd/FLAG7f0f3c13a [2021-11-23 15:40:34,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/data/efdf49b6c/e5b711ebfa2f44ae8a257fc71340dcfd [2021-11-23 15:40:34,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:34,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:34,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:34,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:34,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:34,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:34" (1/1) ... [2021-11-23 15:40:34,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c37761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:34, skipping insertion in model container [2021-11-23 15:40:34,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:34" (1/1) ... [2021-11-23 15:40:34,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:35,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:47,564 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_de2c1183-9517-49a3-b68f-27bb243791ac/sv-benchmarks/c/eca-programs/Problem101_label09.c[2769014,2769027] [2021-11-23 15:40:47,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:47,655 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:55,247 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_de2c1183-9517-49a3-b68f-27bb243791ac/sv-benchmarks/c/eca-programs/Problem101_label09.c[2769014,2769027] [2021-11-23 15:40:55,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:56,556 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:56,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56 WrapperNode [2021-11-23 15:40:56,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:56,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:56,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:56,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:56,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56" (1/1) ... [2021-11-23 15:40:57,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56" (1/1) ... [2021-11-23 15:40:59,877 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2021-11-23 15:40:59,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:59,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:59,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:59,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:59,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56" (1/1) ... [2021-11-23 15:40:59,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56" (1/1) ... [2021-11-23 15:41:00,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56" (1/1) ... [2021-11-23 15:41:00,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56" (1/1) ... [2021-11-23 15:41:01,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56" (1/1) ... [2021-11-23 15:41:01,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56" (1/1) ... [2021-11-23 15:41:02,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56" (1/1) ... [2021-11-23 15:41:02,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:02,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:02,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:02,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:02,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:56" (1/1) ... [2021-11-23 15:41:02,829 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:02,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:02,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:02,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:41:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:02,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:03,082 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:03,084 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:40,129 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:40,471 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 15:41:40,475 INFO L158 Benchmark]: Toolchain (without parser) took 65850.77ms. Allocated memory was 570.4MB in the beginning and 8.8GB in the end (delta: 8.2GB). Free memory was 427.2MB in the beginning and 7.3GB in the end (delta: -6.9GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:41:40,476 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 98.6MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:40,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21933.16ms. Allocated memory was 570.4MB in the beginning and 3.4GB in the end (delta: 2.9GB). Free memory was 427.2MB in the beginning and 2.8GB in the end (delta: -2.3GB). Peak memory consumption was 832.9MB. Max. memory is 16.1GB. [2021-11-23 15:41:40,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 3318.98ms. Allocated memory was 3.4GB in the beginning and 6.0GB in the end (delta: 2.5GB). Free memory was 2.8GB in the beginning and 5.0GB in the end (delta: -2.2GB). Peak memory consumption was 399.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:40,479 INFO L158 Benchmark]: Boogie Preprocessor took 2928.40ms. Allocated memory is still 6.0GB. Free memory was 5.0GB in the beginning and 4.7GB in the end (delta: 263.2MB). Peak memory consumption was 384.8MB. Max. memory is 16.1GB. [2021-11-23 15:41:40,481 INFO L158 Benchmark]: RCFGBuilder took 37665.48ms. Allocated memory was 6.0GB in the beginning and 8.8GB in the end (delta: 2.8GB). Free memory was 4.7GB in the beginning and 7.3GB in the end (delta: -2.6GB). Peak memory consumption was 595.6MB. Max. memory is 16.1GB. [2021-11-23 15:41:40,485 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 98.6MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21933.16ms. Allocated memory was 570.4MB in the beginning and 3.4GB in the end (delta: 2.9GB). Free memory was 427.2MB in the beginning and 2.8GB in the end (delta: -2.3GB). Peak memory consumption was 832.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3318.98ms. Allocated memory was 3.4GB in the beginning and 6.0GB in the end (delta: 2.5GB). Free memory was 2.8GB in the beginning and 5.0GB in the end (delta: -2.2GB). Peak memory consumption was 399.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2928.40ms. Allocated memory is still 6.0GB. Free memory was 5.0GB in the beginning and 4.7GB in the end (delta: 263.2MB). Peak memory consumption was 384.8MB. Max. memory is 16.1GB. * RCFGBuilder took 37665.48ms. Allocated memory was 6.0GB in the beginning and 8.8GB in the end (delta: 2.8GB). Free memory was 4.7GB in the beginning and 7.3GB in the end (delta: -2.6GB). Peak memory consumption was 595.6MB. 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 15:41:40,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/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_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/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_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/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_de2c1183-9517-49a3-b68f-27bb243791ac/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 64832270a19ba5e81f92530f2c7594b88875de224d2679ada6e9500fe8608d00 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:42,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:42,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:42,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:42,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:42,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:42,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:42,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:42,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:42,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:42,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:42,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:42,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:42,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:42,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:42,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:42,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:42,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:42,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:42,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:42,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:42,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:42,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:42,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:42,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:42,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:42,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:42,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:42,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:42,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:42,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:42,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:42,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:42,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:42,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:42,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:42,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:42,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:42,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:42,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:42,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:42,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:41:43,039 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:43,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:43,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:43,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:43,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:43,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:43,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:43,045 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:43,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:43,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:43,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:43,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:43,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:43,048 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:41:43,048 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:41:43,048 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:41:43,048 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:43,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:43,049 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:43,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:43,049 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:43,050 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:43,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:43,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:43,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:43,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:43,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:43,051 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:41:43,051 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:41:43,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:43,052 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:41:43,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:41:43,053 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_de2c1183-9517-49a3-b68f-27bb243791ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64832270a19ba5e81f92530f2c7594b88875de224d2679ada6e9500fe8608d00 [2021-11-23 15:41:43,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:43,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:43,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:43,469 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:43,471 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:43,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label09.c [2021-11-23 15:41:43,546 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/data/0d08feacf/3a100ccfeaae415db943658c3855bc3e/FLAG13082b8cd [2021-11-23 15:41:46,488 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:46,489 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/sv-benchmarks/c/eca-programs/Problem101_label09.c [2021-11-23 15:41:46,741 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/data/0d08feacf/3a100ccfeaae415db943658c3855bc3e/FLAG13082b8cd [2021-11-23 15:41:46,980 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/data/0d08feacf/3a100ccfeaae415db943658c3855bc3e [2021-11-23 15:41:46,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:46,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:46,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:46,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:46,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:46,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab9a090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46, skipping insertion in model container [2021-11-23 15:41:46,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:47,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:48,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:00,118 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_de2c1183-9517-49a3-b68f-27bb243791ac/sv-benchmarks/c/eca-programs/Problem101_label09.c[2769014,2769027] [2021-11-23 15:42:00,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:00,203 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:07,467 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_de2c1183-9517-49a3-b68f-27bb243791ac/sv-benchmarks/c/eca-programs/Problem101_label09.c[2769014,2769027] [2021-11-23 15:42:07,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:08,402 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:08,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08 WrapperNode [2021-11-23 15:42:08,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:08,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:08,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:08,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:08,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:11,866 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83733 [2021-11-23 15:42:11,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:11,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:11,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:11,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:11,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:11,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:12,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:12,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:13,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:14,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:14,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:14,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:14,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:14,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:14,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:14,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:14,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:14,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:14,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:14,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:14,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:14,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:15,081 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:15,083 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:08,662 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:08,792 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 15:43:08,796 INFO L158 Benchmark]: Toolchain (without parser) took 81810.80ms. Allocated memory was 717.2MB in the beginning and 8.4GB in the end (delta: 7.7GB). Free memory was 577.0MB in the beginning and 6.9GB in the end (delta: -6.3GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:43:08,797 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory was 43.6MB in the beginning and 43.6MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:08,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21417.51ms. Allocated memory was 717.2MB in the beginning and 2.5GB in the end (delta: 1.8GB). Free memory was 575.9MB in the beginning and 1.8GB in the end (delta: -1.2GB). Peak memory consumption was 853.5MB. Max. memory is 16.1GB. [2021-11-23 15:43:08,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 3463.26ms. Allocated memory was 2.5GB in the beginning and 4.2GB in the end (delta: 1.7GB). Free memory was 1.8GB in the beginning and 3.3GB in the end (delta: -1.5GB). Peak memory consumption was 336.6MB. Max. memory is 16.1GB. [2021-11-23 15:43:08,800 INFO L158 Benchmark]: Boogie Preprocessor took 3000.75ms. Allocated memory is still 4.2GB. Free memory was 3.3GB in the beginning and 3.0GB in the end (delta: 219.2MB). Peak memory consumption was 335.5MB. Max. memory is 16.1GB. [2021-11-23 15:43:08,800 INFO L158 Benchmark]: RCFGBuilder took 53925.41ms. Allocated memory was 4.2GB in the beginning and 8.4GB in the end (delta: 4.2GB). Free memory was 3.0GB in the beginning and 6.9GB in the end (delta: -3.9GB). Peak memory consumption was 626.0MB. Max. memory is 16.1GB. [2021-11-23 15:43:08,804 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 62.9MB. Free memory was 43.6MB in the beginning and 43.6MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21417.51ms. Allocated memory was 717.2MB in the beginning and 2.5GB in the end (delta: 1.8GB). Free memory was 575.9MB in the beginning and 1.8GB in the end (delta: -1.2GB). Peak memory consumption was 853.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3463.26ms. Allocated memory was 2.5GB in the beginning and 4.2GB in the end (delta: 1.7GB). Free memory was 1.8GB in the beginning and 3.3GB in the end (delta: -1.5GB). Peak memory consumption was 336.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3000.75ms. Allocated memory is still 4.2GB. Free memory was 3.3GB in the beginning and 3.0GB in the end (delta: 219.2MB). Peak memory consumption was 335.5MB. Max. memory is 16.1GB. * RCFGBuilder took 53925.41ms. Allocated memory was 4.2GB in the beginning and 8.4GB in the end (delta: 4.2GB). Free memory was 3.0GB in the beginning and 6.9GB in the end (delta: -3.9GB). Peak memory consumption was 626.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:43:08,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de2c1183-9517-49a3-b68f-27bb243791ac/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable