./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label46.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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/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 8cf4f28b762443394edafed0f3ab08c0ba6ed0f26d824c46d396477f011c5356 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:06,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:06,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:06,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:06,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:06,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:06,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:06,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:06,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:06,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:06,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:06,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:06,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:06,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:06,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:06,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:06,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:06,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:06,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:06,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:06,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:06,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:06,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:06,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:06,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:06,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:06,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:06,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:06,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:06,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:06,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:06,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:06,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:06,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:06,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:06,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:06,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:06,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:06,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:06,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:06,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:06,869 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:06,896 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:06,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:06,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:06,897 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:06,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:06,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:06,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:06,899 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:06,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:06,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:06,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:06,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:06,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:06,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:06,901 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:06,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:06,901 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:06,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:06,902 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:06,902 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:06,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:06,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:06,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:06,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:06,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:06,904 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:06,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:06,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:06,906 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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cf4f28b762443394edafed0f3ab08c0ba6ed0f26d824c46d396477f011c5356 [2021-11-23 15:46:07,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:07,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:07,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:07,259 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:07,260 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:07,263 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2021-11-23 15:46:07,333 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/data/2ac9de755/81d4ab77080d48e692ecf4574c7f6cca/FLAG9e7928e9d [2021-11-23 15:46:08,309 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:08,311 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2021-11-23 15:46:08,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/data/2ac9de755/81d4ab77080d48e692ecf4574c7f6cca/FLAG9e7928e9d [2021-11-23 15:46:08,686 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/data/2ac9de755/81d4ab77080d48e692ecf4574c7f6cca [2021-11-23 15:46:08,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:08,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:08,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:08,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:08,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:08,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:08" (1/1) ... [2021-11-23 15:46:08,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2494bf3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:08, skipping insertion in model container [2021-11-23 15:46:08,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:08" (1/1) ... [2021-11-23 15:46:08,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:09,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:09,397 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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/sv-benchmarks/c/eca-rers2012/Problem19_label46.c[4445,4458] [2021-11-23 15:46:11,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:11,227 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:11,264 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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/sv-benchmarks/c/eca-rers2012/Problem19_label46.c[4445,4458] [2021-11-23 15:46:12,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:12,751 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:12,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12 WrapperNode [2021-11-23 15:46:12,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:12,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:12,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:12,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:12,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12" (1/1) ... [2021-11-23 15:46:12,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12" (1/1) ... [2021-11-23 15:46:13,975 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:46:13,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:13,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:13,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:13,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:13,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12" (1/1) ... [2021-11-23 15:46:13,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12" (1/1) ... [2021-11-23 15:46:14,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12" (1/1) ... [2021-11-23 15:46:14,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12" (1/1) ... [2021-11-23 15:46:14,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12" (1/1) ... [2021-11-23 15:46:14,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12" (1/1) ... [2021-11-23 15:46:15,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12" (1/1) ... [2021-11-23 15:46:15,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:15,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:15,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:15,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:15,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:12" (1/1) ... [2021-11-23 15:46:15,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:15,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:15,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:15,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:15,432 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:15,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:24,729 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:24,814 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 15:46:24,821 INFO L158 Benchmark]: Toolchain (without parser) took 16127.92ms. Allocated memory was 86.0MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 38.6MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 490.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:24,822 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory was 66.2MB in the beginning and 66.1MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:24,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4054.67ms. Allocated memory was 86.0MB in the beginning and 234.9MB in the end (delta: 148.9MB). Free memory was 38.3MB in the beginning and 123.4MB in the end (delta: -85.1MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. [2021-11-23 15:46:24,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 1223.01ms. Allocated memory was 234.9MB in the beginning and 469.8MB in the end (delta: 234.9MB). Free memory was 122.4MB in the beginning and 274.0MB in the end (delta: -151.6MB). Peak memory consumption was 127.3MB. Max. memory is 16.1GB. [2021-11-23 15:46:24,826 INFO L158 Benchmark]: Boogie Preprocessor took 1260.73ms. Allocated memory is still 469.8MB. Free memory was 274.0MB in the beginning and 211.1MB in the end (delta: 62.9MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. [2021-11-23 15:46:24,827 INFO L158 Benchmark]: RCFGBuilder took 9579.85ms. Allocated memory was 469.8MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 211.1MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 281.0MB. Max. memory is 16.1GB. [2021-11-23 15:46:24,837 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 86.0MB. Free memory was 66.2MB in the beginning and 66.1MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4054.67ms. Allocated memory was 86.0MB in the beginning and 234.9MB in the end (delta: 148.9MB). Free memory was 38.3MB in the beginning and 123.4MB in the end (delta: -85.1MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1223.01ms. Allocated memory was 234.9MB in the beginning and 469.8MB in the end (delta: 234.9MB). Free memory was 122.4MB in the beginning and 274.0MB in the end (delta: -151.6MB). Peak memory consumption was 127.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1260.73ms. Allocated memory is still 469.8MB. Free memory was 274.0MB in the beginning and 211.1MB in the end (delta: 62.9MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9579.85ms. Allocated memory was 469.8MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 211.1MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 281.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:46:24,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/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 8cf4f28b762443394edafed0f3ab08c0ba6ed0f26d824c46d396477f011c5356 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:27,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:27,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:27,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:27,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:27,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:27,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:27,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:27,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:27,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:27,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:27,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:27,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:27,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:27,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:27,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:27,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:27,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:27,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:27,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:27,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:27,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:27,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:27,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:27,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:27,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:27,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:27,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:27,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:27,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:27,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:27,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:27,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:27,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:27,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:27,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:27,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:27,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:27,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:27,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:27,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:27,412 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:27,436 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:27,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:27,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:27,437 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:27,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:27,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:27,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:27,439 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:27,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:27,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:27,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:27,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:27,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:27,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:27,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:27,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:27,441 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:27,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:27,441 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:27,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:27,441 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:27,441 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:27,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:27,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:27,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:27,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:27,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:27,443 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:27,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:27,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:27,443 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:27,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:27,444 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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cf4f28b762443394edafed0f3ab08c0ba6ed0f26d824c46d396477f011c5356 [2021-11-23 15:46:27,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:27,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:27,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:27,837 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:27,838 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:27,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2021-11-23 15:46:27,925 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/data/8d27923f4/479662f0de06419a908ee88d9c63ffb4/FLAGa71cb477d [2021-11-23 15:46:28,985 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:28,986 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2021-11-23 15:46:29,059 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/data/8d27923f4/479662f0de06419a908ee88d9c63ffb4/FLAGa71cb477d [2021-11-23 15:46:29,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/data/8d27923f4/479662f0de06419a908ee88d9c63ffb4 [2021-11-23 15:46:29,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:29,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:29,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:29,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:29,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:29,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:29" (1/1) ... [2021-11-23 15:46:29,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6162d27a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:29, skipping insertion in model container [2021-11-23 15:46:29,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:29" (1/1) ... [2021-11-23 15:46:29,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:29,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:30,040 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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/sv-benchmarks/c/eca-rers2012/Problem19_label46.c[4445,4458] [2021-11-23 15:46:31,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:31,998 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:32,033 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_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/sv-benchmarks/c/eca-rers2012/Problem19_label46.c[4445,4458] [2021-11-23 15:46:33,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:33,456 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:33,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33 WrapperNode [2021-11-23 15:46:33,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:33,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:33,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:33,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:33,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33" (1/1) ... [2021-11-23 15:46:33,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33" (1/1) ... [2021-11-23 15:46:33,975 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:46:33,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:33,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:33,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:33,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:33,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33" (1/1) ... [2021-11-23 15:46:33,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33" (1/1) ... [2021-11-23 15:46:34,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33" (1/1) ... [2021-11-23 15:46:34,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33" (1/1) ... [2021-11-23 15:46:34,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33" (1/1) ... [2021-11-23 15:46:34,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33" (1/1) ... [2021-11-23 15:46:34,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33" (1/1) ... [2021-11-23 15:46:34,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:34,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:34,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:34,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:34,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:33" (1/1) ... [2021-11-23 15:46:34,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:34,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:34,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:34,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:34,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:35,007 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:35,008 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:33,600 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:33,670 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 15:47:33,674 INFO L158 Benchmark]: Toolchain (without parser) took 64428.81ms. Allocated memory was 65.0MB in the beginning and 780.1MB in the end (delta: 715.1MB). Free memory was 30.2MB in the beginning and 355.6MB in the end (delta: -325.4MB). Peak memory consumption was 396.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:33,675 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 44.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:33,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4210.86ms. Allocated memory was 65.0MB in the beginning and 195.0MB in the end (delta: 130.0MB). Free memory was 30.0MB in the beginning and 76.0MB in the end (delta: -46.0MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. [2021-11-23 15:47:33,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 517.55ms. Allocated memory is still 195.0MB. Free memory was 76.0MB in the beginning and 58.2MB in the end (delta: 17.8MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2021-11-23 15:47:33,677 INFO L158 Benchmark]: Boogie Preprocessor took 683.27ms. Allocated memory was 195.0MB in the beginning and 390.1MB in the end (delta: 195.0MB). Free memory was 58.2MB in the beginning and 252.4MB in the end (delta: -194.2MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2021-11-23 15:47:33,678 INFO L158 Benchmark]: RCFGBuilder took 59010.99ms. Allocated memory was 390.1MB in the beginning and 780.1MB in the end (delta: 390.1MB). Free memory was 252.4MB in the beginning and 355.6MB in the end (delta: -103.2MB). Peak memory consumption was 292.6MB. Max. memory is 16.1GB. [2021-11-23 15:47:33,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 44.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4210.86ms. Allocated memory was 65.0MB in the beginning and 195.0MB in the end (delta: 130.0MB). Free memory was 30.0MB in the beginning and 76.0MB in the end (delta: -46.0MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 517.55ms. Allocated memory is still 195.0MB. Free memory was 76.0MB in the beginning and 58.2MB in the end (delta: 17.8MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 683.27ms. Allocated memory was 195.0MB in the beginning and 390.1MB in the end (delta: 195.0MB). Free memory was 58.2MB in the beginning and 252.4MB in the end (delta: -194.2MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * RCFGBuilder took 59010.99ms. Allocated memory was 390.1MB in the beginning and 780.1MB in the end (delta: 390.1MB). Free memory was 252.4MB in the beginning and 355.6MB in the end (delta: -103.2MB). Peak memory consumption was 292.6MB. 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 15:47:33,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfdaa1e6-00a4-4ebb-8c84-f4070d869125/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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