./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label55.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_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/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_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label55.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/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_06a965ee-530f-44fe-99f5-d7427a70c570/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 3f0e59b7b1d972a268b3ed78cc71000ce5ff6262d5b088e2046491a6f14c7cff --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:36,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:36,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:36,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:36,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:36,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:36,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:36,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:36,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:36,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:36,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:36,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:36,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:36,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:36,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:36,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:36,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:36,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:36,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:36,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:36,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:36,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:36,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:36,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:36,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:36,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:36,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:36,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:36,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:36,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:36,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:36,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:36,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:36,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:36,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:36,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:36,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:36,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:36,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:36,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:36,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:36,708 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:36,734 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:36,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:36,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:36,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:36,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:36,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:36,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:36,739 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:36,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:36,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:36,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:36,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:36,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:36,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:36,748 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:36,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:36,749 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:36,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:36,749 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:36,749 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:36,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:36,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:36,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:36,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:36,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:36,751 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:36,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:36,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:36,752 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_06a965ee-530f-44fe-99f5-d7427a70c570/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f0e59b7b1d972a268b3ed78cc71000ce5ff6262d5b088e2046491a6f14c7cff [2021-11-23 15:01:37,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:37,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:37,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:37,105 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:37,106 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:37,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label55.c [2021-11-23 15:01:37,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/data/b9a7ba12a/68339db24e4e4707b0310f187317b075/FLAG488f87804 [2021-11-23 15:01:38,288 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:38,289 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/sv-benchmarks/c/eca-rers2012/Problem05_label55.c [2021-11-23 15:01:38,360 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/data/b9a7ba12a/68339db24e4e4707b0310f187317b075/FLAG488f87804 [2021-11-23 15:01:38,587 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/data/b9a7ba12a/68339db24e4e4707b0310f187317b075 [2021-11-23 15:01:38,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:38,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:38,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:38,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:38,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:38,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:38" (1/1) ... [2021-11-23 15:01:38,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf35da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:38, skipping insertion in model container [2021-11-23 15:01:38,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:38" (1/1) ... [2021-11-23 15:01:38,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:38,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:41,263 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_06a965ee-530f-44fe-99f5-d7427a70c570/sv-benchmarks/c/eca-rers2012/Problem05_label55.c[374550,374563] [2021-11-23 15:01:41,294 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:41,303 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:42,610 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_06a965ee-530f-44fe-99f5-d7427a70c570/sv-benchmarks/c/eca-rers2012/Problem05_label55.c[374550,374563] [2021-11-23 15:01:42,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:42,687 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:42,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42 WrapperNode [2021-11-23 15:01:42,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:42,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:42,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:42,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:42,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:42,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:43,268 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:01:43,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:43,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:43,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:43,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:43,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:43,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:43,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:43,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:43,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:43,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:43,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:44,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:44,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:44,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:44,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:44,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:42" (1/1) ... [2021-11-23 15:01:44,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:44,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:44,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:44,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:44,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:44,247 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:44,249 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:52,084 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:52,194 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 15:01:52,201 INFO L158 Benchmark]: Toolchain (without parser) took 13608.29ms. Allocated memory was 98.6MB in the beginning and 880.8MB in the end (delta: 782.2MB). Free memory was 49.6MB in the beginning and 430.9MB in the end (delta: -381.2MB). Peak memory consumption was 470.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:52,202 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:52,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4096.42ms. Allocated memory was 98.6MB in the beginning and 220.2MB in the end (delta: 121.6MB). Free memory was 49.4MB in the beginning and 116.8MB in the end (delta: -67.4MB). Peak memory consumption was 101.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:52,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 579.93ms. Allocated memory is still 220.2MB. Free memory was 116.8MB in the beginning and 80.0MB in the end (delta: 36.8MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:52,207 INFO L158 Benchmark]: Boogie Preprocessor took 737.00ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 80.0MB in the beginning and 289.7MB in the end (delta: -209.7MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:52,208 INFO L158 Benchmark]: RCFGBuilder took 8190.42ms. Allocated memory was 440.4MB in the beginning and 880.8MB in the end (delta: 440.4MB). Free memory was 289.7MB in the beginning and 430.9MB in the end (delta: -141.1MB). Peak memory consumption was 369.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:52,219 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4096.42ms. Allocated memory was 98.6MB in the beginning and 220.2MB in the end (delta: 121.6MB). Free memory was 49.4MB in the beginning and 116.8MB in the end (delta: -67.4MB). Peak memory consumption was 101.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 579.93ms. Allocated memory is still 220.2MB. Free memory was 116.8MB in the beginning and 80.0MB in the end (delta: 36.8MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 737.00ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 80.0MB in the beginning and 289.7MB in the end (delta: -209.7MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8190.42ms. Allocated memory was 440.4MB in the beginning and 880.8MB in the end (delta: 440.4MB). Free memory was 289.7MB in the beginning and 430.9MB in the end (delta: -141.1MB). Peak memory consumption was 369.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:01:52,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/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_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/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_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label55.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/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_06a965ee-530f-44fe-99f5-d7427a70c570/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 3f0e59b7b1d972a268b3ed78cc71000ce5ff6262d5b088e2046491a6f14c7cff --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:54,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:54,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:54,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:54,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:54,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:54,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:54,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:54,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:54,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:54,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:54,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:54,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:54,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:54,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:54,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:54,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:54,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:54,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:54,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:54,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:54,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:54,870 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:54,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:54,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:54,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:54,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:54,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:54,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:54,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:54,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:54,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:54,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:54,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:54,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:54,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:54,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:54,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:54,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:54,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:54,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:54,902 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:54,946 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:54,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:54,947 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:54,948 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:54,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:54,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:54,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:54,950 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:54,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:54,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:54,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:54,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:54,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:54,952 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:54,953 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:54,953 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:54,953 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:54,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:54,953 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:54,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:54,954 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:54,954 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:54,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:54,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:54,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:54,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:54,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:54,956 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:54,956 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:54,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:54,956 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:54,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:54,957 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_06a965ee-530f-44fe-99f5-d7427a70c570/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f0e59b7b1d972a268b3ed78cc71000ce5ff6262d5b088e2046491a6f14c7cff [2021-11-23 15:01:55,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:55,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:55,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:55,359 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:55,360 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:55,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label55.c [2021-11-23 15:01:55,440 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/data/a8a3c0e8a/68e726dadee4400d8326dddfaf9e363d/FLAGd979b53b0 [2021-11-23 15:01:56,591 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:56,592 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/sv-benchmarks/c/eca-rers2012/Problem05_label55.c [2021-11-23 15:01:56,660 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/data/a8a3c0e8a/68e726dadee4400d8326dddfaf9e363d/FLAGd979b53b0 [2021-11-23 15:01:56,808 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/data/a8a3c0e8a/68e726dadee4400d8326dddfaf9e363d [2021-11-23 15:01:56,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:56,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:56,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:56,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:56,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:56,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:56" (1/1) ... [2021-11-23 15:01:56,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3acc7153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:56, skipping insertion in model container [2021-11-23 15:01:56,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:56" (1/1) ... [2021-11-23 15:01:56,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:57,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:59,456 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_06a965ee-530f-44fe-99f5-d7427a70c570/sv-benchmarks/c/eca-rers2012/Problem05_label55.c[374550,374563] [2021-11-23 15:01:59,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:59,503 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:01,003 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_06a965ee-530f-44fe-99f5-d7427a70c570/sv-benchmarks/c/eca-rers2012/Problem05_label55.c[374550,374563] [2021-11-23 15:02:01,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:01,107 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:01,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01 WrapperNode [2021-11-23 15:02:01,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:01,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:01,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:01,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:01,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:01,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:01,679 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:02:01,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:01,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:01,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:01,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:01,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:01,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:01,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:01,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:02,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:02,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:02,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:02,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:01" (1/1) ... [2021-11-23 15:02:02,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:02,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:02,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:02,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:02,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:02,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:02,781 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:02,783 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:13,555 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:13,653 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 15:02:13,661 INFO L158 Benchmark]: Toolchain (without parser) took 16845.47ms. Allocated memory was 79.7MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 47.3MB in the beginning and 1.3GB in the end (delta: -1.3GB). Peak memory consumption was 439.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:13,661 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:13,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4291.63ms. Allocated memory was 79.7MB in the beginning and 211.8MB in the end (delta: 132.1MB). Free memory was 47.0MB in the beginning and 117.6MB in the end (delta: -70.6MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:13,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 570.51ms. Allocated memory is still 211.8MB. Free memory was 117.6MB in the beginning and 69.6MB in the end (delta: 47.9MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:13,666 INFO L158 Benchmark]: Boogie Preprocessor took 825.82ms. Allocated memory was 211.8MB in the beginning and 436.2MB in the end (delta: 224.4MB). Free memory was 69.6MB in the beginning and 286.1MB in the end (delta: -216.5MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:13,667 INFO L158 Benchmark]: RCFGBuilder took 11135.23ms. Allocated memory was 436.2MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 286.1MB in the beginning and 1.3GB in the end (delta: -1.0GB). Peak memory consumption was 321.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:13,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4291.63ms. Allocated memory was 79.7MB in the beginning and 211.8MB in the end (delta: 132.1MB). Free memory was 47.0MB in the beginning and 117.6MB in the end (delta: -70.6MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 570.51ms. Allocated memory is still 211.8MB. Free memory was 117.6MB in the beginning and 69.6MB in the end (delta: 47.9MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 825.82ms. Allocated memory was 211.8MB in the beginning and 436.2MB in the end (delta: 224.4MB). Free memory was 69.6MB in the beginning and 286.1MB in the end (delta: -216.5MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * RCFGBuilder took 11135.23ms. Allocated memory was 436.2MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 286.1MB in the beginning and 1.3GB in the end (delta: -1.0GB). Peak memory consumption was 321.2MB. 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 15:02:13,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a965ee-530f-44fe-99f5-d7427a70c570/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