./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label03.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_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/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_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/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_13e23efa-8afe-45de-9038-dab24d43495a/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 90400de2e948dc0b7a66852a3651d48f68ed6fc13644dccf9f88145e36827912 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:46,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:46,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:46,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:46,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:46,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:46,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:46,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:46,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:46,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:46,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:46,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:46,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:46,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:46,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:46,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:46,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:46,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:46,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:46,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:46,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:46,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:46,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:46,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:46,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:46,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:46,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:46,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:46,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:46,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:46,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:46,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:46,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:46,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:46,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:46,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:46,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:46,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:46,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:47,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:47,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:47,002 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:47,049 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:47,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:47,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:47,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:47,052 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:47,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:47,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:47,053 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:47,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:47,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:47,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:47,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:47,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:47,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:47,058 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:47,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:47,058 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:47,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:47,059 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:47,059 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:47,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:47,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:47,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:47,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:47,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:47,060 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:47,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:47,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:47,061 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_13e23efa-8afe-45de-9038-dab24d43495a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90400de2e948dc0b7a66852a3651d48f68ed6fc13644dccf9f88145e36827912 [2021-11-23 15:33:47,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:47,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:47,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:47,364 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:47,365 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:47,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label03.c [2021-11-23 15:33:47,463 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/data/258d21064/4d9c372e867d40b38b08594a06f245e3/FLAG8d00908f5 [2021-11-23 15:33:48,262 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:48,264 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/sv-benchmarks/c/eca-rers2012/Problem12_label03.c [2021-11-23 15:33:48,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/data/258d21064/4d9c372e867d40b38b08594a06f245e3/FLAG8d00908f5 [2021-11-23 15:33:48,809 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/data/258d21064/4d9c372e867d40b38b08594a06f245e3 [2021-11-23 15:33:48,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:48,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:48,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:48,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:48,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:48,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:48" (1/1) ... [2021-11-23 15:33:48,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23f8b2c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:48, skipping insertion in model container [2021-11-23 15:33:48,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:48" (1/1) ... [2021-11-23 15:33:48,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:48,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:49,200 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_13e23efa-8afe-45de-9038-dab24d43495a/sv-benchmarks/c/eca-rers2012/Problem12_label03.c[2698,2711] [2021-11-23 15:33:50,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:50,386 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:50,420 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_13e23efa-8afe-45de-9038-dab24d43495a/sv-benchmarks/c/eca-rers2012/Problem12_label03.c[2698,2711] [2021-11-23 15:33:51,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:51,213 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:51,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51 WrapperNode [2021-11-23 15:33:51,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:51,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:51,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:51,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:51,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51" (1/1) ... [2021-11-23 15:33:51,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51" (1/1) ... [2021-11-23 15:33:51,708 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:33:51,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:51,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:51,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:51,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:51,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51" (1/1) ... [2021-11-23 15:33:51,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51" (1/1) ... [2021-11-23 15:33:51,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51" (1/1) ... [2021-11-23 15:33:51,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51" (1/1) ... [2021-11-23 15:33:52,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51" (1/1) ... [2021-11-23 15:33:52,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51" (1/1) ... [2021-11-23 15:33:52,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51" (1/1) ... [2021-11-23 15:33:52,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:52,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:52,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:52,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:52,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:51" (1/1) ... [2021-11-23 15:33:52,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:52,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:52,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:52,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:52,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:52,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:52,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:52,759 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:52,766 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:57,675 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:57,747 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 15:33:57,759 INFO L158 Benchmark]: Toolchain (without parser) took 8941.96ms. Allocated memory was 113.2MB in the beginning and 398.5MB in the end (delta: 285.2MB). Free memory was 85.7MB in the beginning and 155.9MB in the end (delta: -70.2MB). Peak memory consumption was 255.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:57,760 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory was 91.8MB in the beginning and 91.7MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:57,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2399.15ms. Allocated memory was 113.2MB in the beginning and 148.9MB in the end (delta: 35.7MB). Free memory was 85.4MB in the beginning and 85.4MB in the end (delta: 21.3kB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:57,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 493.72ms. Allocated memory was 148.9MB in the beginning and 199.2MB in the end (delta: 50.3MB). Free memory was 85.4MB in the beginning and 91.9MB in the end (delta: -6.6MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2021-11-23 15:33:57,765 INFO L158 Benchmark]: Boogie Preprocessor took 682.91ms. Allocated memory is still 199.2MB. Free memory was 91.9MB in the beginning and 88.9MB in the end (delta: 3.1MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2021-11-23 15:33:57,766 INFO L158 Benchmark]: RCFGBuilder took 5360.79ms. Allocated memory was 199.2MB in the beginning and 398.5MB in the end (delta: 199.2MB). Free memory was 88.9MB in the beginning and 155.9MB in the end (delta: -67.0MB). Peak memory consumption was 172.0MB. Max. memory is 16.1GB. [2021-11-23 15:33:57,777 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 113.2MB. Free memory was 91.8MB in the beginning and 91.7MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2399.15ms. Allocated memory was 113.2MB in the beginning and 148.9MB in the end (delta: 35.7MB). Free memory was 85.4MB in the beginning and 85.4MB in the end (delta: 21.3kB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 493.72ms. Allocated memory was 148.9MB in the beginning and 199.2MB in the end (delta: 50.3MB). Free memory was 85.4MB in the beginning and 91.9MB in the end (delta: -6.6MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 682.91ms. Allocated memory is still 199.2MB. Free memory was 91.9MB in the beginning and 88.9MB in the end (delta: 3.1MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * RCFGBuilder took 5360.79ms. Allocated memory was 199.2MB in the beginning and 398.5MB in the end (delta: 199.2MB). Free memory was 88.9MB in the beginning and 155.9MB in the end (delta: -67.0MB). Peak memory consumption was 172.0MB. 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 15:33:57,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/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_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/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_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/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_13e23efa-8afe-45de-9038-dab24d43495a/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 90400de2e948dc0b7a66852a3651d48f68ed6fc13644dccf9f88145e36827912 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:00,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:00,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:00,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:00,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:00,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:00,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:00,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:00,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:00,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:00,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:00,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:00,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:00,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:00,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:00,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:00,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:00,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:00,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:00,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:00,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:00,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:00,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:00,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:00,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:00,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:00,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:00,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:00,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:00,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:00,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:00,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:00,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:00,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:00,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:00,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:00,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:00,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:00,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:00,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:00,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:00,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:34:00,844 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:00,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:00,846 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:00,846 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:00,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:00,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:00,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:00,850 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:00,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:00,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:00,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:00,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:00,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:00,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:00,853 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:00,853 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:00,854 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:00,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:00,854 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:00,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:00,855 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:00,855 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:00,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:00,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:00,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:00,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:00,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:00,857 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:00,857 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:00,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:00,857 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:00,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:00,858 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_13e23efa-8afe-45de-9038-dab24d43495a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90400de2e948dc0b7a66852a3651d48f68ed6fc13644dccf9f88145e36827912 [2021-11-23 15:34:01,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:01,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:01,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:01,288 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:01,289 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:01,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label03.c [2021-11-23 15:34:01,378 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/data/fde73e1ec/f95432f97be24463aba8a7c12335983e/FLAGf2bffcdad [2021-11-23 15:34:02,376 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:02,377 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/sv-benchmarks/c/eca-rers2012/Problem12_label03.c [2021-11-23 15:34:02,411 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/data/fde73e1ec/f95432f97be24463aba8a7c12335983e/FLAGf2bffcdad [2021-11-23 15:34:02,866 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/data/fde73e1ec/f95432f97be24463aba8a7c12335983e [2021-11-23 15:34:02,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:02,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:02,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:02,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:02,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:02,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:02" (1/1) ... [2021-11-23 15:34:02,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc21d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:02, skipping insertion in model container [2021-11-23 15:34:02,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:02" (1/1) ... [2021-11-23 15:34:02,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:03,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:03,317 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_13e23efa-8afe-45de-9038-dab24d43495a/sv-benchmarks/c/eca-rers2012/Problem12_label03.c[2698,2711] [2021-11-23 15:34:04,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:04,750 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:04,784 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_13e23efa-8afe-45de-9038-dab24d43495a/sv-benchmarks/c/eca-rers2012/Problem12_label03.c[2698,2711] [2021-11-23 15:34:05,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:05,726 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:05,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05 WrapperNode [2021-11-23 15:34:05,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:05,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:05,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:05,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:05,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05" (1/1) ... [2021-11-23 15:34:05,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05" (1/1) ... [2021-11-23 15:34:06,066 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:34:06,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:06,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:06,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:06,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:06,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05" (1/1) ... [2021-11-23 15:34:06,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05" (1/1) ... [2021-11-23 15:34:06,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05" (1/1) ... [2021-11-23 15:34:06,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05" (1/1) ... [2021-11-23 15:34:06,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05" (1/1) ... [2021-11-23 15:34:06,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05" (1/1) ... [2021-11-23 15:34:06,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05" (1/1) ... [2021-11-23 15:34:06,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:06,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:06,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:06,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:06,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:05" (1/1) ... [2021-11-23 15:34:06,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:06,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:06,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:06,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:06,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:06,797 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:06,800 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:38,580 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:38,630 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 15:34:38,635 INFO L158 Benchmark]: Toolchain (without parser) took 35761.67ms. Allocated memory was 56.6MB in the beginning and 421.5MB in the end (delta: 364.9MB). Free memory was 34.5MB in the beginning and 234.0MB in the end (delta: -199.4MB). Peak memory consumption was 173.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:38,636 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 56.6MB. Free memory was 37.7MB in the beginning and 37.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:38,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2852.47ms. Allocated memory was 56.6MB in the beginning and 107.0MB in the end (delta: 50.3MB). Free memory was 34.4MB in the beginning and 58.8MB in the end (delta: -24.4MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:38,638 INFO L158 Benchmark]: Boogie Procedure Inliner took 338.94ms. Allocated memory is still 107.0MB. Free memory was 58.8MB in the beginning and 40.2MB in the end (delta: 18.6MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:38,639 INFO L158 Benchmark]: Boogie Preprocessor took 412.48ms. Allocated memory was 107.0MB in the beginning and 213.9MB in the end (delta: 107.0MB). Free memory was 40.2MB in the beginning and 136.0MB in the end (delta: -95.8MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:38,639 INFO L158 Benchmark]: RCFGBuilder took 32152.16ms. Allocated memory was 213.9MB in the beginning and 421.5MB in the end (delta: 207.6MB). Free memory was 136.0MB in the beginning and 234.0MB in the end (delta: -98.0MB). Peak memory consumption was 117.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:38,643 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 56.6MB. Free memory was 37.7MB in the beginning and 37.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2852.47ms. Allocated memory was 56.6MB in the beginning and 107.0MB in the end (delta: 50.3MB). Free memory was 34.4MB in the beginning and 58.8MB in the end (delta: -24.4MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 338.94ms. Allocated memory is still 107.0MB. Free memory was 58.8MB in the beginning and 40.2MB in the end (delta: 18.6MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 412.48ms. Allocated memory was 107.0MB in the beginning and 213.9MB in the end (delta: 107.0MB). Free memory was 40.2MB in the beginning and 136.0MB in the end (delta: -95.8MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * RCFGBuilder took 32152.16ms. Allocated memory was 213.9MB in the beginning and 421.5MB in the end (delta: 207.6MB). Free memory was 136.0MB in the beginning and 234.0MB in the end (delta: -98.0MB). Peak memory consumption was 117.5MB. 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 15:34:38,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e23efa-8afe-45de-9038-dab24d43495a/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