./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label00.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_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/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_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/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_e6ad3b4f-f62f-4439-af28-cff557ca4426/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 e0fca5dbc26170dee357d8c920e255472ddf26c4f4efecf06bc9180208e51483 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:06,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:06,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:06,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:06,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:06,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:06,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:06,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:06,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:06,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:06,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:06,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:06,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:06,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:06,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:06,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:06,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:06,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:06,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:06,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:06,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:06,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:06,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:06,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:06,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:06,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:06,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:06,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:06,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:06,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:06,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:06,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:06,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:06,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:06,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:06,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:06,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:06,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:06,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:06,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:06,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:06,220 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:06,243 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:06,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:06,245 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:06,245 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:06,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:06,246 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:06,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:06,246 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:06,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:06,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:06,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:06,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:06,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:06,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:06,247 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:06,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:06,248 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:06,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:06,248 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:06,248 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:06,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:06,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:06,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:06,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:06,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:06,249 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:06,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:06,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:06,250 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_e6ad3b4f-f62f-4439-af28-cff557ca4426/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0fca5dbc26170dee357d8c920e255472ddf26c4f4efecf06bc9180208e51483 [2021-11-23 15:05:06,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:06,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:06,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:06,580 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:06,581 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:06,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2021-11-23 15:05:06,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/data/f1b4a2868/56eb186dc1094af7b22c2310ddd0e1d4/FLAG523150524 [2021-11-23 15:05:07,330 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:07,330 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2021-11-23 15:05:07,352 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/data/f1b4a2868/56eb186dc1094af7b22c2310ddd0e1d4/FLAG523150524 [2021-11-23 15:05:07,643 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/data/f1b4a2868/56eb186dc1094af7b22c2310ddd0e1d4 [2021-11-23 15:05:07,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:07,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:07,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:07,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:07,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:07,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d3508be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07, skipping insertion in model container [2021-11-23 15:05:07,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:07,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:08,028 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_e6ad3b4f-f62f-4439-af28-cff557ca4426/sv-benchmarks/c/eca-rers2012/Problem15_label00.c[1053,1066] [2021-11-23 15:05:08,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:08,536 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:08,548 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_e6ad3b4f-f62f-4439-af28-cff557ca4426/sv-benchmarks/c/eca-rers2012/Problem15_label00.c[1053,1066] [2021-11-23 15:05:08,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:08,876 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:08,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08 WrapperNode [2021-11-23 15:05:08,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:08,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:08,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:08,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:08,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:08,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:09,169 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-11-23 15:05:09,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:09,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:09,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:09,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:09,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:09,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:09,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:09,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:09,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:09,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:09,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:09,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:09,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:09,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:09,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:09,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:08" (1/1) ... [2021-11-23 15:05:09,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:09,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:09,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:09,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:09,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:09,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:09,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:09,585 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:09,586 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:12,803 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:12,857 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 15:05:12,868 INFO L158 Benchmark]: Toolchain (without parser) took 5218.30ms. Allocated memory was 92.3MB in the beginning and 220.2MB in the end (delta: 127.9MB). Free memory was 47.9MB in the beginning and 105.3MB in the end (delta: -57.4MB). Peak memory consumption was 91.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:12,869 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 69.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:12,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1228.19ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 47.7MB in the beginning and 77.9MB in the end (delta: -30.2MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:12,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 291.60ms. Allocated memory is still 121.6MB. Free memory was 77.9MB in the beginning and 69.1MB in the end (delta: 8.8MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:12,873 INFO L158 Benchmark]: Boogie Preprocessor took 258.00ms. Allocated memory is still 121.6MB. Free memory was 69.1MB in the beginning and 55.5MB in the end (delta: 13.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:12,874 INFO L158 Benchmark]: RCFGBuilder took 3430.29ms. Allocated memory was 121.6MB in the beginning and 220.2MB in the end (delta: 98.6MB). Free memory was 55.5MB in the beginning and 105.3MB in the end (delta: -49.8MB). Peak memory consumption was 67.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:12,884 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 69.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1228.19ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 47.7MB in the beginning and 77.9MB in the end (delta: -30.2MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 291.60ms. Allocated memory is still 121.6MB. Free memory was 77.9MB in the beginning and 69.1MB in the end (delta: 8.8MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 258.00ms. Allocated memory is still 121.6MB. Free memory was 69.1MB in the beginning and 55.5MB in the end (delta: 13.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3430.29ms. Allocated memory was 121.6MB in the beginning and 220.2MB in the end (delta: 98.6MB). Free memory was 55.5MB in the beginning and 105.3MB in the end (delta: -49.8MB). Peak memory consumption was 67.0MB. 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 15:05:12,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/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_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/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_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/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_e6ad3b4f-f62f-4439-af28-cff557ca4426/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 e0fca5dbc26170dee357d8c920e255472ddf26c4f4efecf06bc9180208e51483 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:15,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:15,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:15,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:15,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:15,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:15,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:15,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:15,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:15,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:15,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:15,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:15,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:15,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:15,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:15,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:15,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:15,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:15,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:15,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:15,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:15,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:15,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:15,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:15,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:15,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:15,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:15,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:15,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:15,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:15,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:15,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:15,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:15,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:15,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:15,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:15,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:15,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:15,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:15,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:15,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:15,441 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:15,491 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:15,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:15,493 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:15,493 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:15,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:15,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:15,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:15,496 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:15,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:15,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:15,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:15,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:15,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:15,498 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:15,498 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:15,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:15,499 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:15,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:15,499 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:15,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:15,500 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:15,500 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:15,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:15,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:15,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:15,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:15,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:15,501 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:15,502 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:15,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:15,502 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:15,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:15,503 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_e6ad3b4f-f62f-4439-af28-cff557ca4426/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0fca5dbc26170dee357d8c920e255472ddf26c4f4efecf06bc9180208e51483 [2021-11-23 15:05:15,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:15,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:15,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:15,922 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:15,923 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:15,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2021-11-23 15:05:16,002 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/data/daf401c3d/da9cfb5d316e4572bbad27181ebe7687/FLAG8f93e58a0 [2021-11-23 15:05:16,773 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:16,774 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2021-11-23 15:05:16,798 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/data/daf401c3d/da9cfb5d316e4572bbad27181ebe7687/FLAG8f93e58a0 [2021-11-23 15:05:16,874 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/data/daf401c3d/da9cfb5d316e4572bbad27181ebe7687 [2021-11-23 15:05:16,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:16,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:16,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:16,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:16,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:16,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:16" (1/1) ... [2021-11-23 15:05:16,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63daf7dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:16, skipping insertion in model container [2021-11-23 15:05:16,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:16" (1/1) ... [2021-11-23 15:05:16,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:16,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:17,221 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_e6ad3b4f-f62f-4439-af28-cff557ca4426/sv-benchmarks/c/eca-rers2012/Problem15_label00.c[1053,1066] [2021-11-23 15:05:17,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:17,962 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:17,978 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_e6ad3b4f-f62f-4439-af28-cff557ca4426/sv-benchmarks/c/eca-rers2012/Problem15_label00.c[1053,1066] [2021-11-23 15:05:18,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:18,325 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:18,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18 WrapperNode [2021-11-23 15:05:18,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:18,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:18,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:18,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:18,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,455 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1755 [2021-11-23 15:05:18,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:18,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:18,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:18,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:18,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:18,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:18,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:18,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:18,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:18,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:18,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:18,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:18,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:18,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:18,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:18,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:18,755 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:18,757 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:36,980 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:37,016 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 15:05:37,020 INFO L158 Benchmark]: Toolchain (without parser) took 20139.26ms. Allocated memory was 77.6MB in the beginning and 146.8MB in the end (delta: 69.2MB). Free memory was 58.1MB in the beginning and 62.2MB in the end (delta: -4.1MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,021 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 77.6MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:37,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1444.27ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 57.9MB in the beginning and 72.2MB in the end (delta: -14.3MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.35ms. Allocated memory is still 107.0MB. Free memory was 72.2MB in the beginning and 58.3MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,024 INFO L158 Benchmark]: Boogie Preprocessor took 119.48ms. Allocated memory is still 107.0MB. Free memory was 58.3MB in the beginning and 47.0MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,025 INFO L158 Benchmark]: RCFGBuilder took 18442.16ms. Allocated memory was 107.0MB in the beginning and 146.8MB in the end (delta: 39.8MB). Free memory was 46.3MB in the beginning and 62.2MB in the end (delta: -15.9MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:37,029 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 77.6MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 69.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1444.27ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 57.9MB in the beginning and 72.2MB in the end (delta: -14.3MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.35ms. Allocated memory is still 107.0MB. Free memory was 72.2MB in the beginning and 58.3MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.48ms. Allocated memory is still 107.0MB. Free memory was 58.3MB in the beginning and 47.0MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 18442.16ms. Allocated memory was 107.0MB in the beginning and 146.8MB in the end (delta: 39.8MB). Free memory was 46.3MB in the beginning and 62.2MB in the end (delta: -15.9MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:37,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ad3b4f-f62f-4439-af28-cff557ca4426/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