./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/css2003.i --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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/css2003.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/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 3cc40df30b48f0dde21200c49a8e3c2dcaea3151eb010f51f5a34e59bc04994b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:53,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:53,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:53,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:53,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:53,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:53,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:53,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:53,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:53,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:53,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:53,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:53,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:53,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:53,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:53,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:53,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:53,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:53,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:53,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:53,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:53,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:53,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:53,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:53,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:53,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:53,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:53,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:53,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:53,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:53,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:53,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:53,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:53,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:53,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:53,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:53,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:53,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:53,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:53,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:53,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:53,202 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:53,243 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:53,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:53,245 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:53,245 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:53,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:53,246 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:53,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:53,247 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:53,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:53,247 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:53,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:53,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:53,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:53,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:53,249 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:53,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:53,249 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:53,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:53,250 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:53,250 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:53,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:53,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:53,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:53,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:53,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:53,252 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:53,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:53,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:53,252 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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cc40df30b48f0dde21200c49a8e3c2dcaea3151eb010f51f5a34e59bc04994b [2021-11-23 15:01:53,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:53,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:53,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:53,554 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:53,555 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:53,557 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-lit/css2003.i [2021-11-23 15:01:53,627 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/data/56670c7b9/d662c1ee45d24a70b269bee0c9f14e89/FLAG43fa1c2bd [2021-11-23 15:01:54,175 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:54,176 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/sv-benchmarks/c/loop-lit/css2003.i [2021-11-23 15:01:54,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/data/56670c7b9/d662c1ee45d24a70b269bee0c9f14e89/FLAG43fa1c2bd [2021-11-23 15:01:54,506 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/data/56670c7b9/d662c1ee45d24a70b269bee0c9f14e89 [2021-11-23 15:01:54,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:54,510 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:54,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:54,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:54,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:54,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@297dd8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54, skipping insertion in model container [2021-11-23 15:01:54,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:54,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:54,714 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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/sv-benchmarks/c/loop-lit/css2003.i[895,908] [2021-11-23 15:01:54,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:54,731 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:54,745 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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/sv-benchmarks/c/loop-lit/css2003.i[895,908] [2021-11-23 15:01:54,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:54,762 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:54,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54 WrapperNode [2021-11-23 15:01:54,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:54,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:54,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:54,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:54,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,795 INFO L137 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36 [2021-11-23 15:01:54,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:54,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:54,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:54,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:54,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:54,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:54,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:54,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:54,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,831 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:54,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:54,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:54,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:54,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:54,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:54,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:54,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:54,988 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:54,990 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:55,119 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:55,140 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 15:01:55,155 INFO L158 Benchmark]: Toolchain (without parser) took 633.87ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 80.9MB in the beginning and 109.6MB in the end (delta: -28.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:55,156 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:55,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.92ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 80.6MB in the beginning and 120.9MB in the end (delta: -40.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:55,159 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.58ms. Allocated memory is still 146.8MB. Free memory was 120.9MB in the beginning and 119.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:55,160 INFO L158 Benchmark]: Boogie Preprocessor took 18.36ms. Allocated memory is still 146.8MB. Free memory was 119.5MB in the beginning and 118.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:55,161 INFO L158 Benchmark]: RCFGBuilder took 327.21ms. Allocated memory is still 146.8MB. Free memory was 118.5MB in the beginning and 109.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:55,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.92ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 80.6MB in the beginning and 120.9MB in the end (delta: -40.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.58ms. Allocated memory is still 146.8MB. Free memory was 120.9MB in the beginning and 119.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.36ms. Allocated memory is still 146.8MB. Free memory was 119.5MB in the beginning and 118.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 327.21ms. Allocated memory is still 146.8MB. Free memory was 118.5MB in the beginning and 109.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:01:55,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/css2003.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/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 3cc40df30b48f0dde21200c49a8e3c2dcaea3151eb010f51f5a34e59bc04994b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:57,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:57,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:57,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:57,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:57,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:57,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:57,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:57,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:57,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:57,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:57,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:57,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:57,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:57,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:57,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:57,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:57,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:57,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:57,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:57,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:57,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:57,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:57,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:57,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:57,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:57,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:57,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:57,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:57,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:57,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:57,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:57,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:57,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:57,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:57,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:57,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:57,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:57,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:57,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:57,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:57,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:57,981 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:57,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:57,982 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:57,982 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:57,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:57,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:57,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:57,985 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:57,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:57,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:57,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:57,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:57,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:57,987 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:57,987 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:57,987 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:57,987 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:57,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:57,988 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:57,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:57,988 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:57,988 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:57,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:57,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:57,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:57,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:57,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:57,990 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:57,990 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:57,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:57,990 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:57,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:57,991 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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cc40df30b48f0dde21200c49a8e3c2dcaea3151eb010f51f5a34e59bc04994b [2021-11-23 15:01:58,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:58,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:58,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:58,437 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:58,438 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:58,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-lit/css2003.i [2021-11-23 15:01:58,522 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/data/5f564e2f6/2ce6cb3404fe474abe0d91304c66d921/FLAGbb4306b21 [2021-11-23 15:01:59,026 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:59,028 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/sv-benchmarks/c/loop-lit/css2003.i [2021-11-23 15:01:59,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/data/5f564e2f6/2ce6cb3404fe474abe0d91304c66d921/FLAGbb4306b21 [2021-11-23 15:01:59,400 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/data/5f564e2f6/2ce6cb3404fe474abe0d91304c66d921 [2021-11-23 15:01:59,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:59,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:59,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:59,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:59,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:59,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@663ca54d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59, skipping insertion in model container [2021-11-23 15:01:59,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:59,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:59,586 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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/sv-benchmarks/c/loop-lit/css2003.i[895,908] [2021-11-23 15:01:59,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:59,612 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:59,628 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_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/sv-benchmarks/c/loop-lit/css2003.i[895,908] [2021-11-23 15:01:59,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:59,647 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:59,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59 WrapperNode [2021-11-23 15:01:59,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:59,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:59,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:59,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:59,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,720 INFO L137 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2021-11-23 15:01:59,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:59,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:59,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:59,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:59,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:59,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:59,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:59,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:59,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:59" (1/1) ... [2021-11-23 15:01:59,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:59,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:59,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:59,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:59,874 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:59,876 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:00,054 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:00,068 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 15:02:00,073 INFO L158 Benchmark]: Toolchain (without parser) took 667.11ms. Allocated memory is still 67.1MB. Free memory was 47.6MB in the beginning and 41.2MB in the end (delta: 6.4MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,074 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:00,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.91ms. Allocated memory is still 67.1MB. Free memory was 47.5MB in the beginning and 37.3MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.52ms. Allocated memory is still 67.1MB. Free memory was 37.3MB in the beginning and 50.9MB in the end (delta: -13.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,090 INFO L158 Benchmark]: Boogie Preprocessor took 19.22ms. Allocated memory is still 67.1MB. Free memory was 50.9MB in the beginning and 49.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:00,091 INFO L158 Benchmark]: RCFGBuilder took 329.70ms. Allocated memory is still 67.1MB. Free memory was 49.8MB in the beginning and 41.2MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,096 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 67.1MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.91ms. Allocated memory is still 67.1MB. Free memory was 47.5MB in the beginning and 37.3MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.52ms. Allocated memory is still 67.1MB. Free memory was 37.3MB in the beginning and 50.9MB in the end (delta: -13.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.22ms. Allocated memory is still 67.1MB. Free memory was 50.9MB in the beginning and 49.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 329.70ms. Allocated memory is still 67.1MB. Free memory was 49.8MB in the beginning and 41.2MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:00,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df6a7afb-f793-4d2e-8f14-4e6e41eb18d2/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