./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label44.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_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/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_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label44.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/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_87550992-99d9-4351-9b24-d0dac400c52d/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 b2088c7b17aba5b995f133304960e12d33921c686a6f5ea1b6e8ef36b0c15dde --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:16,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:16,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:16,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:16,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:16,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:16,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:16,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:16,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:16,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:16,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:16,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:16,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:16,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:16,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:16,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:16,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:16,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:16,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:16,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:16,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:16,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:16,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:16,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:16,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:16,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:16,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:16,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:16,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:16,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:16,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:16,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:16,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:16,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:16,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:16,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:16,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:16,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:16,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:16,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:16,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:16,517 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:16,546 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:16,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:16,547 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:16,547 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:16,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:16,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:16,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:16,549 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:16,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:16,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:16,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:16,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:16,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:16,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:16,551 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:16,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:16,551 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:16,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:16,552 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:16,552 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:16,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:16,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:16,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:16,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:16,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:16,553 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:16,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:16,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:16,554 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_87550992-99d9-4351-9b24-d0dac400c52d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2088c7b17aba5b995f133304960e12d33921c686a6f5ea1b6e8ef36b0c15dde [2021-11-23 15:05:16,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:16,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:16,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:16,834 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:16,835 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:16,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2021-11-23 15:05:16,955 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/data/b16459ce5/087acc45c60f44d880eb9faf23b08f8f/FLAG7201682d8 [2021-11-23 15:05:17,759 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:17,760 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2021-11-23 15:05:17,793 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/data/b16459ce5/087acc45c60f44d880eb9faf23b08f8f/FLAG7201682d8 [2021-11-23 15:05:18,307 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/data/b16459ce5/087acc45c60f44d880eb9faf23b08f8f [2021-11-23 15:05:18,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:18,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:18,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:18,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:18,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:18,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec1e5a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18, skipping insertion in model container [2021-11-23 15:05:18,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:18,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:19,887 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_87550992-99d9-4351-9b24-d0dac400c52d/sv-benchmarks/c/eca-rers2012/Problem04_label44.c[179919,179932] [2021-11-23 15:05:19,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:19,917 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:20,602 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_87550992-99d9-4351-9b24-d0dac400c52d/sv-benchmarks/c/eca-rers2012/Problem04_label44.c[179919,179932] [2021-11-23 15:05:20,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:20,644 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:20,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20 WrapperNode [2021-11-23 15:05:20,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:20,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:20,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:20,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:20,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:20,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:20,986 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5572 [2021-11-23 15:05:20,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:20,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:20,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:20,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:20,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:20,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:21,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:21,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:21,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:21,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:21,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:21,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:21,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:21,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:21,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:21,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:21,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:21,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:21,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:21,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:21,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:21,467 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:21,469 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:25,689 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:25,761 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 15:05:25,773 INFO L158 Benchmark]: Toolchain (without parser) took 7456.46ms. Allocated memory was 157.3MB in the beginning and 450.9MB in the end (delta: 293.6MB). Free memory was 105.3MB in the beginning and 194.1MB in the end (delta: -88.8MB). Peak memory consumption was 205.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:25,774 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 52.4MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:25,776 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2330.34ms. Allocated memory was 157.3MB in the beginning and 241.2MB in the end (delta: 83.9MB). Free memory was 105.1MB in the beginning and 153.5MB in the end (delta: -48.4MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:25,777 INFO L158 Benchmark]: Boogie Procedure Inliner took 339.94ms. Allocated memory is still 241.2MB. Free memory was 153.5MB in the beginning and 167.0MB in the end (delta: -13.5MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:25,778 INFO L158 Benchmark]: Boogie Preprocessor took 231.36ms. Allocated memory is still 241.2MB. Free memory was 167.0MB in the beginning and 140.3MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:25,779 INFO L158 Benchmark]: RCFGBuilder took 4549.57ms. Allocated memory was 241.2MB in the beginning and 450.9MB in the end (delta: 209.7MB). Free memory was 140.3MB in the beginning and 194.1MB in the end (delta: -53.8MB). Peak memory consumption was 156.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:25,789 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 52.4MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2330.34ms. Allocated memory was 157.3MB in the beginning and 241.2MB in the end (delta: 83.9MB). Free memory was 105.1MB in the beginning and 153.5MB in the end (delta: -48.4MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 339.94ms. Allocated memory is still 241.2MB. Free memory was 153.5MB in the beginning and 167.0MB in the end (delta: -13.5MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 231.36ms. Allocated memory is still 241.2MB. Free memory was 167.0MB in the beginning and 140.3MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4549.57ms. Allocated memory was 241.2MB in the beginning and 450.9MB in the end (delta: 209.7MB). Free memory was 140.3MB in the beginning and 194.1MB in the end (delta: -53.8MB). Peak memory consumption was 156.6MB. 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 15:05:25,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/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_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/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_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label44.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/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_87550992-99d9-4351-9b24-d0dac400c52d/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 b2088c7b17aba5b995f133304960e12d33921c686a6f5ea1b6e8ef36b0c15dde --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:28,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:28,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:28,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:28,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:28,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:28,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:28,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:28,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:28,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:28,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:28,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:28,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:28,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:28,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:28,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:28,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:28,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:28,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:28,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:28,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:28,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:28,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:28,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:28,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:28,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:28,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:28,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:28,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:28,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:28,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:28,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:28,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:28,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:28,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:28,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:28,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:28,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:28,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:28,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:28,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:28,562 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:28,588 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:28,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:28,590 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:28,590 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:28,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:28,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:28,591 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:28,592 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:28,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:28,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:28,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:28,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:28,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:28,593 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:28,594 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:28,594 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:28,594 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:28,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:28,595 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:28,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:28,595 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:28,595 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:28,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:28,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:28,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:28,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:28,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:28,597 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:28,597 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:28,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:28,598 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:28,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:28,599 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_87550992-99d9-4351-9b24-d0dac400c52d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2088c7b17aba5b995f133304960e12d33921c686a6f5ea1b6e8ef36b0c15dde [2021-11-23 15:05:29,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:29,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:29,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:29,103 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:29,104 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:29,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2021-11-23 15:05:29,193 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/data/5e07e17b7/f55ec619e68a4f239881add37f17c5c6/FLAGe1a35799a [2021-11-23 15:05:30,065 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:30,066 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/sv-benchmarks/c/eca-rers2012/Problem04_label44.c [2021-11-23 15:05:30,103 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/data/5e07e17b7/f55ec619e68a4f239881add37f17c5c6/FLAGe1a35799a [2021-11-23 15:05:30,604 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/data/5e07e17b7/f55ec619e68a4f239881add37f17c5c6 [2021-11-23 15:05:30,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:30,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:30,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:30,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:30,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:30,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@473a1c7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:30, skipping insertion in model container [2021-11-23 15:05:30,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:30" (1/1) ... [2021-11-23 15:05:30,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:30,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:32,128 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_87550992-99d9-4351-9b24-d0dac400c52d/sv-benchmarks/c/eca-rers2012/Problem04_label44.c[179919,179932] [2021-11-23 15:05:32,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:32,165 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:32,920 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_87550992-99d9-4351-9b24-d0dac400c52d/sv-benchmarks/c/eca-rers2012/Problem04_label44.c[179919,179932] [2021-11-23 15:05:32,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:32,966 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:32,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32 WrapperNode [2021-11-23 15:05:32,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:32,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:32,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:32,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:32,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,295 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5567 [2021-11-23 15:05:33,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:33,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:33,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:33,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:33,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:33,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:33,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:33,722 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:33,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:33,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:33,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:33,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:33,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:33,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:33,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:33,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:33,939 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:33,941 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:39,651 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:39,697 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 15:05:39,701 INFO L158 Benchmark]: Toolchain (without parser) took 9092.05ms. Allocated memory was 75.5MB in the beginning and 375.4MB in the end (delta: 299.9MB). Free memory was 39.6MB in the beginning and 181.6MB in the end (delta: -142.0MB). Peak memory consumption was 231.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:39,702 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 75.5MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:39,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2358.54ms. Allocated memory was 75.5MB in the beginning and 121.6MB in the end (delta: 46.1MB). Free memory was 39.6MB in the beginning and 54.7MB in the end (delta: -15.1MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:39,703 INFO L158 Benchmark]: Boogie Procedure Inliner took 326.30ms. Allocated memory is still 121.6MB. Free memory was 54.7MB in the beginning and 39.8MB in the end (delta: 14.9MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:39,704 INFO L158 Benchmark]: Boogie Preprocessor took 423.27ms. Allocated memory is still 121.6MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 10.1kB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:39,705 INFO L158 Benchmark]: RCFGBuilder took 5977.54ms. Allocated memory was 121.6MB in the beginning and 375.4MB in the end (delta: 253.8MB). Free memory was 39.8MB in the beginning and 181.6MB in the end (delta: -141.8MB). Peak memory consumption was 185.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:39,708 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 75.5MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2358.54ms. Allocated memory was 75.5MB in the beginning and 121.6MB in the end (delta: 46.1MB). Free memory was 39.6MB in the beginning and 54.7MB in the end (delta: -15.1MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 326.30ms. Allocated memory is still 121.6MB. Free memory was 54.7MB in the beginning and 39.8MB in the end (delta: 14.9MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 423.27ms. Allocated memory is still 121.6MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 10.1kB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * RCFGBuilder took 5977.54ms. Allocated memory was 121.6MB in the beginning and 375.4MB in the end (delta: 253.8MB). Free memory was 39.8MB in the beginning and 181.6MB in the end (delta: -141.8MB). Peak memory consumption was 185.2MB. 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 15:05:39,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87550992-99d9-4351-9b24-d0dac400c52d/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