./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label57.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_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/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_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label57.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/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_ba25d6e8-129f-495d-a430-8c131e68059e/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 b997a9e098a2f6fc09702557a2623d5325541f100fcede5aee127c74480bcb96 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:43,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:43,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:43,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:43,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:43,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:43,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:43,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:43,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:43,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:43,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:43,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:43,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:43,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:43,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:43,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:43,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:43,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:43,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:43,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:43,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:43,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:43,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:43,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:43,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:43,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:43,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:43,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:43,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:43,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:43,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:43,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:43,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:43,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:43,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:43,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:43,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:43,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:43,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:43,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:43,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:43,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:43,314 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:43,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:43,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:43,315 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:43,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:43,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:43,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:43,317 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:43,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:43,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:43,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:43,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:43,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:43,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:43,319 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:43,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:43,320 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:43,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:43,320 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:43,320 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:43,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:43,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:43,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:43,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:43,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:43,322 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:43,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:43,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:43,323 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_ba25d6e8-129f-495d-a430-8c131e68059e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b997a9e098a2f6fc09702557a2623d5325541f100fcede5aee127c74480bcb96 [2021-11-23 15:01:43,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:43,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:43,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:43,619 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:43,620 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:43,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2021-11-23 15:01:43,706 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/data/5a71daac5/0ab7bb57594b47ad99d646a882b0e99c/FLAGac118e5a8 [2021-11-23 15:01:44,871 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:44,872 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2021-11-23 15:01:44,914 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/data/5a71daac5/0ab7bb57594b47ad99d646a882b0e99c/FLAGac118e5a8 [2021-11-23 15:01:45,116 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/data/5a71daac5/0ab7bb57594b47ad99d646a882b0e99c [2021-11-23 15:01:45,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:45,122 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:45,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:45,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:45,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:45,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d95e5a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45, skipping insertion in model container [2021-11-23 15:01:45,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:45,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:45,876 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_ba25d6e8-129f-495d-a430-8c131e68059e/sv-benchmarks/c/eca-rers2012/Problem19_label57.c[7333,7346] [2021-11-23 15:01:47,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:47,623 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:47,669 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_ba25d6e8-129f-495d-a430-8c131e68059e/sv-benchmarks/c/eca-rers2012/Problem19_label57.c[7333,7346] [2021-11-23 15:01:48,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:48,787 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:48,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48 WrapperNode [2021-11-23 15:01:48,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:48,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:48,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:48,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:48,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:48,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,828 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:01:49,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:49,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:49,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:49,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:49,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:49,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:50,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:50,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:50,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:50,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:50,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:51,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:51,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:51,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:51,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:51,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:48" (1/1) ... [2021-11-23 15:01:51,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:51,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:51,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:51,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:51,378 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:51,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:00,166 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:00,262 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 15:02:00,267 INFO L158 Benchmark]: Toolchain (without parser) took 15144.66ms. Allocated memory was 115.3MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 74.6MB in the beginning and 804.2MB in the end (delta: -729.6MB). Peak memory consumption was 411.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,268 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 66.8MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:00,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3664.76ms. Allocated memory was 115.3MB in the beginning and 201.3MB in the end (delta: 86.0MB). Free memory was 74.6MB in the beginning and 90.5MB in the end (delta: -15.9MB). Peak memory consumption was 109.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 1060.33ms. Allocated memory was 201.3MB in the beginning and 310.4MB in the end (delta: 109.1MB). Free memory was 90.5MB in the beginning and 121.9MB in the end (delta: -31.4MB). Peak memory consumption was 145.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,271 INFO L158 Benchmark]: Boogie Preprocessor took 1299.03ms. Allocated memory was 310.4MB in the beginning and 620.8MB in the end (delta: 310.4MB). Free memory was 121.9MB in the beginning and 378.9MB in the end (delta: -256.9MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,272 INFO L158 Benchmark]: RCFGBuilder took 9115.31ms. Allocated memory was 620.8MB in the beginning and 1.2GB in the end (delta: 620.8MB). Free memory was 378.9MB in the beginning and 804.2MB in the end (delta: -425.4MB). Peak memory consumption was 212.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 66.8MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3664.76ms. Allocated memory was 115.3MB in the beginning and 201.3MB in the end (delta: 86.0MB). Free memory was 74.6MB in the beginning and 90.5MB in the end (delta: -15.9MB). Peak memory consumption was 109.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1060.33ms. Allocated memory was 201.3MB in the beginning and 310.4MB in the end (delta: 109.1MB). Free memory was 90.5MB in the beginning and 121.9MB in the end (delta: -31.4MB). Peak memory consumption was 145.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1299.03ms. Allocated memory was 310.4MB in the beginning and 620.8MB in the end (delta: 310.4MB). Free memory was 121.9MB in the beginning and 378.9MB in the end (delta: -256.9MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9115.31ms. Allocated memory was 620.8MB in the beginning and 1.2GB in the end (delta: 620.8MB). Free memory was 378.9MB in the beginning and 804.2MB in the end (delta: -425.4MB). Peak memory consumption was 212.1MB. 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 15:02:00,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/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_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/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_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label57.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/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_ba25d6e8-129f-495d-a430-8c131e68059e/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 b997a9e098a2f6fc09702557a2623d5325541f100fcede5aee127c74480bcb96 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:02,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:02,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:02,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:02,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:02,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:02,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:02,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:02,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:02,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:02,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:02,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:02,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:02,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:02,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:02,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:02,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:02,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:02,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:02,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:02,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:02,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:02,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:02,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:02,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:02,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:02,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:02,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:02,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:02,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:02,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:02,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:02,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:02,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:02,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:02,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:02,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:02,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:02,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:02,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:02,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:02,940 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:02,973 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:02,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:02,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:02,974 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:02,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:02,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:02,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:02,976 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:02,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:02,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:02,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:02,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:02,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:02,978 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:02,979 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:02,979 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:02,979 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:02,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:02,980 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:02,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:02,981 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:02,981 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:02,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:02,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:02,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:02,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:02,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:02,983 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:02,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:02,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:02,984 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:02,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:02,985 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_ba25d6e8-129f-495d-a430-8c131e68059e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b997a9e098a2f6fc09702557a2623d5325541f100fcede5aee127c74480bcb96 [2021-11-23 15:02:03,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:03,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:03,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:03,429 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:03,430 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:03,432 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2021-11-23 15:02:03,519 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/data/9a8d73e2e/d18aefc4948648cebe882b2df4945c7d/FLAGf2f3c100b [2021-11-23 15:02:04,576 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:04,578 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2021-11-23 15:02:04,644 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/data/9a8d73e2e/d18aefc4948648cebe882b2df4945c7d/FLAGf2f3c100b [2021-11-23 15:02:04,884 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/data/9a8d73e2e/d18aefc4948648cebe882b2df4945c7d [2021-11-23 15:02:04,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:04,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:04,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:04,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:04,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:04,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:04" (1/1) ... [2021-11-23 15:02:04,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@694a46ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:04, skipping insertion in model container [2021-11-23 15:02:04,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:04" (1/1) ... [2021-11-23 15:02:04,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:05,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:05,630 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_ba25d6e8-129f-495d-a430-8c131e68059e/sv-benchmarks/c/eca-rers2012/Problem19_label57.c[7333,7346] [2021-11-23 15:02:07,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:07,682 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:07,730 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_ba25d6e8-129f-495d-a430-8c131e68059e/sv-benchmarks/c/eca-rers2012/Problem19_label57.c[7333,7346] [2021-11-23 15:02:08,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:08,985 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:08,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08 WrapperNode [2021-11-23 15:02:08,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:08,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:08,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:08,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:08,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,479 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:02:09,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:09,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:09,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:09,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:09,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:10,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:10,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:10,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:10,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:10,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:10,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:10,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:10,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:10,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:10,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:10,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:10,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:10,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:10,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:10,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:10,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:10,436 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:10,438 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:12,583 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:12,643 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 15:03:12,648 INFO L158 Benchmark]: Toolchain (without parser) took 67758.90ms. Allocated memory was 67.1MB in the beginning and 805.3MB in the end (delta: 738.2MB). Free memory was 32.6MB in the beginning and 455.1MB in the end (delta: -422.5MB). Peak memory consumption was 377.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:12,649 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:12,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4097.71ms. Allocated memory was 67.1MB in the beginning and 201.3MB in the end (delta: 134.2MB). Free memory was 32.4MB in the beginning and 104.4MB in the end (delta: -72.0MB). Peak memory consumption was 122.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:12,650 INFO L158 Benchmark]: Boogie Procedure Inliner took 491.61ms. Allocated memory is still 201.3MB. Free memory was 104.4MB in the beginning and 84.1MB in the end (delta: 20.4MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:12,651 INFO L158 Benchmark]: Boogie Preprocessor took 786.40ms. Allocated memory was 201.3MB in the beginning and 402.7MB in the end (delta: 201.3MB). Free memory was 84.1MB in the beginning and 258.3MB in the end (delta: -174.2MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:12,652 INFO L158 Benchmark]: RCFGBuilder took 62377.21ms. Allocated memory was 402.7MB in the beginning and 805.3MB in the end (delta: 402.7MB). Free memory was 258.3MB in the beginning and 455.1MB in the end (delta: -196.8MB). Peak memory consumption was 269.0MB. Max. memory is 16.1GB. [2021-11-23 15:03:12,656 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 54.5MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4097.71ms. Allocated memory was 67.1MB in the beginning and 201.3MB in the end (delta: 134.2MB). Free memory was 32.4MB in the beginning and 104.4MB in the end (delta: -72.0MB). Peak memory consumption was 122.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 491.61ms. Allocated memory is still 201.3MB. Free memory was 104.4MB in the beginning and 84.1MB in the end (delta: 20.4MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 786.40ms. Allocated memory was 201.3MB in the beginning and 402.7MB in the end (delta: 201.3MB). Free memory was 84.1MB in the beginning and 258.3MB in the end (delta: -174.2MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * RCFGBuilder took 62377.21ms. Allocated memory was 402.7MB in the beginning and 805.3MB in the end (delta: 402.7MB). Free memory was 258.3MB in the beginning and 455.1MB in the end (delta: -196.8MB). Peak memory consumption was 269.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:12,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba25d6e8-129f-495d-a430-8c131e68059e/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