./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label36.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_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/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_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/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_bb9c8994-cf87-417d-82bd-56eeafd27918/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 ff7b66f39bf13c274f6666e6cfc3b11f3c040d17457aff74de240209d6835c4a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:23,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:23,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:23,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:23,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:23,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:23,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:23,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:23,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:23,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:23,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:23,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:23,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:23,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:23,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:23,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:23,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:23,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:23,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:23,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:23,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:23,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:23,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:23,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:23,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:23,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:23,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:23,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:23,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:23,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:23,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:23,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:23,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:23,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:23,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:23,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:23,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:23,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:23,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:23,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:23,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:23,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:43:23,281 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:23,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:23,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:23,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:23,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:23,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:23,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:23,285 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:23,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:43:23,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:23,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:23,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:23,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:23,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:23,293 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:23,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:23,293 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:23,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:23,294 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:23,294 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:23,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:23,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:23,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:23,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:23,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:23,295 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:43:23,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:43:23,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:23,296 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_bb9c8994-cf87-417d-82bd-56eeafd27918/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff7b66f39bf13c274f6666e6cfc3b11f3c040d17457aff74de240209d6835c4a [2021-11-23 15:43:23,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:23,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:23,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:23,578 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:23,579 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:23,580 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2021-11-23 15:43:23,656 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/data/11740a009/0ee348b66b614e54a69bc01097eb75e3/FLAGce97129d1 [2021-11-23 15:43:24,436 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:43:24,439 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2021-11-23 15:43:24,470 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/data/11740a009/0ee348b66b614e54a69bc01097eb75e3/FLAGce97129d1 [2021-11-23 15:43:24,503 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/data/11740a009/0ee348b66b614e54a69bc01097eb75e3 [2021-11-23 15:43:24,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:43:24,508 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:43:24,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:24,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:43:24,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:43:24,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323af5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24, skipping insertion in model container [2021-11-23 15:43:24,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:43:24,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:24,866 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_bb9c8994-cf87-417d-82bd-56eeafd27918/sv-benchmarks/c/eca-rers2012/Problem18_label36.c[3084,3097] [2021-11-23 15:43:25,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:25,722 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:43:25,758 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_bb9c8994-cf87-417d-82bd-56eeafd27918/sv-benchmarks/c/eca-rers2012/Problem18_label36.c[3084,3097] [2021-11-23 15:43:26,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:26,217 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:43:26,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26 WrapperNode [2021-11-23 15:43:26,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:26,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:26,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:43:26,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:43:26,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26" (1/1) ... [2021-11-23 15:43:26,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26" (1/1) ... [2021-11-23 15:43:26,527 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4132 [2021-11-23 15:43:26,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:26,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:43:26,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:43:26,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:43:26,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26" (1/1) ... [2021-11-23 15:43:26,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26" (1/1) ... [2021-11-23 15:43:26,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26" (1/1) ... [2021-11-23 15:43:26,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26" (1/1) ... [2021-11-23 15:43:26,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26" (1/1) ... [2021-11-23 15:43:26,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26" (1/1) ... [2021-11-23 15:43:26,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26" (1/1) ... [2021-11-23 15:43:26,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:43:26,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:43:26,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:43:26,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:43:26,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:26" (1/1) ... [2021-11-23 15:43:27,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:27,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:43:27,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:43:27,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:43:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:43:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:43:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:43:27,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:43:27,167 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:43:27,169 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:30,488 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:30,552 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:43:30,557 INFO L158 Benchmark]: Toolchain (without parser) took 6047.73ms. Allocated memory was 109.1MB in the beginning and 314.6MB in the end (delta: 205.5MB). Free memory was 75.3MB in the beginning and 214.5MB in the end (delta: -139.2MB). Peak memory consumption was 160.9MB. Max. memory is 16.1GB. [2021-11-23 15:43:30,558 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:30,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1709.00ms. Allocated memory was 109.1MB in the beginning and 165.7MB in the end (delta: 56.6MB). Free memory was 75.1MB in the beginning and 96.0MB in the end (delta: -20.8MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2021-11-23 15:43:30,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 320.82ms. Allocated memory is still 165.7MB. Free memory was 96.0MB in the beginning and 97.0MB in the end (delta: -1.0MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2021-11-23 15:43:30,561 INFO L158 Benchmark]: Boogie Preprocessor took 451.22ms. Allocated memory was 165.7MB in the beginning and 314.6MB in the end (delta: 148.9MB). Free memory was 97.0MB in the beginning and 242.0MB in the end (delta: -145.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:43:30,562 INFO L158 Benchmark]: RCFGBuilder took 3561.78ms. Allocated memory is still 314.6MB. Free memory was 242.0MB in the beginning and 214.5MB in the end (delta: 27.5MB). Peak memory consumption was 122.4MB. Max. memory is 16.1GB. [2021-11-23 15:43:30,565 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 109.1MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1709.00ms. Allocated memory was 109.1MB in the beginning and 165.7MB in the end (delta: 56.6MB). Free memory was 75.1MB in the beginning and 96.0MB in the end (delta: -20.8MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 320.82ms. Allocated memory is still 165.7MB. Free memory was 96.0MB in the beginning and 97.0MB in the end (delta: -1.0MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 451.22ms. Allocated memory was 165.7MB in the beginning and 314.6MB in the end (delta: 148.9MB). Free memory was 97.0MB in the beginning and 242.0MB in the end (delta: -145.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3561.78ms. Allocated memory is still 314.6MB. Free memory was 242.0MB in the beginning and 214.5MB in the end (delta: 27.5MB). Peak memory consumption was 122.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:43:30,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/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_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/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_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/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_bb9c8994-cf87-417d-82bd-56eeafd27918/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 ff7b66f39bf13c274f6666e6cfc3b11f3c040d17457aff74de240209d6835c4a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:33,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:33,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:33,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:33,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:33,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:33,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:33,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:33,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:33,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:33,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:33,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:33,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:33,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:33,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:33,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:33,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:33,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:33,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:33,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:33,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:33,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:33,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:33,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:33,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:33,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:33,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:33,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:33,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:33,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:33,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:33,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:33,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:33,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:33,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:33,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:33,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:33,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:33,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:33,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:33,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:33,244 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:43:33,269 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:33,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:33,270 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:33,270 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:33,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:33,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:33,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:33,272 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:33,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:33,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:33,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:33,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:33,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:33,273 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:43:33,273 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:43:33,273 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:43:33,274 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:33,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:33,274 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:33,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:33,275 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:33,275 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:33,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:33,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:33,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:33,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:33,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:33,276 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:43:33,276 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:43:33,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:33,277 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:43:33,277 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:43:33,277 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_bb9c8994-cf87-417d-82bd-56eeafd27918/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff7b66f39bf13c274f6666e6cfc3b11f3c040d17457aff74de240209d6835c4a [2021-11-23 15:43:33,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:33,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:33,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:33,732 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:33,733 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:33,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2021-11-23 15:43:33,818 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/data/1ae031ccd/e6dab0091eec477491f54703170d4e1c/FLAGf61fe1426 [2021-11-23 15:43:34,734 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:43:34,734 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2021-11-23 15:43:34,759 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/data/1ae031ccd/e6dab0091eec477491f54703170d4e1c/FLAGf61fe1426 [2021-11-23 15:43:35,247 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/data/1ae031ccd/e6dab0091eec477491f54703170d4e1c [2021-11-23 15:43:35,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:43:35,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:43:35,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:35,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:43:35,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:43:35,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:35" (1/1) ... [2021-11-23 15:43:35,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240699d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:35, skipping insertion in model container [2021-11-23 15:43:35,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:35" (1/1) ... [2021-11-23 15:43:35,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:43:35,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:35,685 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_bb9c8994-cf87-417d-82bd-56eeafd27918/sv-benchmarks/c/eca-rers2012/Problem18_label36.c[3084,3097] [2021-11-23 15:43:36,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:36,584 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:43:36,619 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_bb9c8994-cf87-417d-82bd-56eeafd27918/sv-benchmarks/c/eca-rers2012/Problem18_label36.c[3084,3097] [2021-11-23 15:43:37,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:37,096 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:43:37,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37 WrapperNode [2021-11-23 15:43:37,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:37,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:37,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:43:37,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:43:37,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37" (1/1) ... [2021-11-23 15:43:37,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37" (1/1) ... [2021-11-23 15:43:37,349 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4128 [2021-11-23 15:43:37,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:37,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:43:37,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:43:37,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:43:37,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37" (1/1) ... [2021-11-23 15:43:37,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37" (1/1) ... [2021-11-23 15:43:37,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37" (1/1) ... [2021-11-23 15:43:37,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37" (1/1) ... [2021-11-23 15:43:37,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37" (1/1) ... [2021-11-23 15:43:37,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37" (1/1) ... [2021-11-23 15:43:37,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37" (1/1) ... [2021-11-23 15:43:37,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:43:37,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:43:37,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:43:37,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:43:37,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:37" (1/1) ... [2021-11-23 15:43:37,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:37,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:43:37,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:43:37,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:43:37,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:43:37,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:43:37,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:43:37,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:43:37,905 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:43:37,907 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:53,075 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:53,123 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:43:53,127 INFO L158 Benchmark]: Toolchain (without parser) took 17870.28ms. Allocated memory was 54.5MB in the beginning and 255.9MB in the end (delta: 201.3MB). Free memory was 33.2MB in the beginning and 125.4MB in the end (delta: -92.2MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. [2021-11-23 15:43:53,128 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:53,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1837.12ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 33.0MB in the beginning and 44.0MB in the end (delta: -11.0MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2021-11-23 15:43:53,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 250.64ms. Allocated memory is still 92.3MB. Free memory was 44.0MB in the beginning and 36.3MB in the end (delta: 7.6MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-11-23 15:43:53,131 INFO L158 Benchmark]: Boogie Preprocessor took 325.84ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 36.3MB in the beginning and 67.8MB in the end (delta: -31.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-23 15:43:53,132 INFO L158 Benchmark]: RCFGBuilder took 15446.30ms. Allocated memory was 130.0MB in the beginning and 255.9MB in the end (delta: 125.8MB). Free memory was 67.3MB in the beginning and 125.4MB in the end (delta: -58.1MB). Peak memory consumption was 95.2MB. Max. memory is 16.1GB. [2021-11-23 15:43:53,136 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1837.12ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 33.0MB in the beginning and 44.0MB in the end (delta: -11.0MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 250.64ms. Allocated memory is still 92.3MB. Free memory was 44.0MB in the beginning and 36.3MB in the end (delta: 7.6MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 325.84ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 36.3MB in the beginning and 67.8MB in the end (delta: -31.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * RCFGBuilder took 15446.30ms. Allocated memory was 130.0MB in the beginning and 255.9MB in the end (delta: 125.8MB). Free memory was 67.3MB in the beginning and 125.4MB in the end (delta: -58.1MB). Peak memory consumption was 95.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:43:53,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb9c8994-cf87-417d-82bd-56eeafd27918/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