./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label58.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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label58.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/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 5f835e7f48df4668307a289c54768d1f83aac7738f6c210eb94379a1695f06c9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:45,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:45,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:46,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:46,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:46,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:46,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:46,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:46,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:46,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:46,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:46,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:46,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:46,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:46,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:46,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:46,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:46,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:46,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:46,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:46,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:46,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:46,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:46,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:46,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:46,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:46,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:46,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:46,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:46,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:46,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:46,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:46,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:46,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:46,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:46,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:46,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:46,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:46,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:46,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:46,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:46,125 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:57:46,151 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:46,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:46,152 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:46,152 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:46,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:46,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:46,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:46,154 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:46,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:46,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:46,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:46,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:46,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:46,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:46,155 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:46,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:46,156 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:46,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:46,156 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:46,156 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:46,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:46,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:46,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:46,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:46,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:46,157 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:46,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:46,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:46,158 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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f835e7f48df4668307a289c54768d1f83aac7738f6c210eb94379a1695f06c9 [2021-11-23 15:57:46,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:46,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:46,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:46,473 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:46,474 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:46,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label58.c [2021-11-23 15:57:46,560 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/data/3e71d5ff7/0a94214373a74baba30842da2af5891c/FLAGc5f527638 [2021-11-23 15:57:47,685 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:47,687 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/sv-benchmarks/c/eca-rers2012/Problem06_label58.c [2021-11-23 15:57:47,767 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/data/3e71d5ff7/0a94214373a74baba30842da2af5891c/FLAGc5f527638 [2021-11-23 15:57:48,023 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/data/3e71d5ff7/0a94214373a74baba30842da2af5891c [2021-11-23 15:57:48,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:48,027 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:48,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:48,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:48,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:48,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@619d9fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:48, skipping insertion in model container [2021-11-23 15:57:48,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:48" (1/1) ... [2021-11-23 15:57:48,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:48,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:50,845 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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/sv-benchmarks/c/eca-rers2012/Problem06_label58.c[333300,333313] [2021-11-23 15:57:50,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:50,887 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:52,124 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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/sv-benchmarks/c/eca-rers2012/Problem06_label58.c[333300,333313] [2021-11-23 15:57:52,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:52,191 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:52,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52 WrapperNode [2021-11-23 15:57:52,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:52,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:52,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:52,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:52,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,698 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:57:52,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:52,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:52,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:52,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:52,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:52,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:53,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:53,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:53,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:53,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:53,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:53,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:53,272 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:53,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:52" (1/1) ... [2021-11-23 15:57:53,281 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:53,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:53,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:53,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:53,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:53,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:53,454 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:53,456 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:00,082 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:00,133 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 15:58:00,137 INFO L158 Benchmark]: Toolchain (without parser) took 12108.82ms. Allocated memory was 125.8MB in the beginning and 593.5MB in the end (delta: 467.7MB). Free memory was 93.0MB in the beginning and 193.3MB in the end (delta: -100.3MB). Peak memory consumption was 372.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,138 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:00,139 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4163.38ms. Allocated memory was 125.8MB in the beginning and 297.8MB in the end (delta: 172.0MB). Free memory was 93.0MB in the beginning and 204.7MB in the end (delta: -111.7MB). Peak memory consumption was 123.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,140 INFO L158 Benchmark]: Boogie Procedure Inliner took 505.30ms. Allocated memory is still 297.8MB. Free memory was 204.7MB in the beginning and 134.5MB in the end (delta: 70.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,141 INFO L158 Benchmark]: Boogie Preprocessor took 569.21ms. Allocated memory is still 297.8MB. Free memory was 134.5MB in the beginning and 144.0MB in the end (delta: -9.4MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,142 INFO L158 Benchmark]: RCFGBuilder took 6864.99ms. Allocated memory was 297.8MB in the beginning and 593.5MB in the end (delta: 295.7MB). Free memory was 144.0MB in the beginning and 193.3MB in the end (delta: -49.3MB). Peak memory consumption was 251.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,146 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4163.38ms. Allocated memory was 125.8MB in the beginning and 297.8MB in the end (delta: 172.0MB). Free memory was 93.0MB in the beginning and 204.7MB in the end (delta: -111.7MB). Peak memory consumption was 123.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 505.30ms. Allocated memory is still 297.8MB. Free memory was 204.7MB in the beginning and 134.5MB in the end (delta: 70.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 569.21ms. Allocated memory is still 297.8MB. Free memory was 134.5MB in the beginning and 144.0MB in the end (delta: -9.4MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * RCFGBuilder took 6864.99ms. Allocated memory was 297.8MB in the beginning and 593.5MB in the end (delta: 295.7MB). Free memory was 144.0MB in the beginning and 193.3MB in the end (delta: -49.3MB). Peak memory consumption was 251.7MB. 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 15:58:00,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label58.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/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 5f835e7f48df4668307a289c54768d1f83aac7738f6c210eb94379a1695f06c9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:02,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:02,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:03,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:03,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:03,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:03,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:03,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:03,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:03,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:03,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:03,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:03,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:03,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:03,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:03,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:03,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:03,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:03,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:03,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:03,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:03,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:03,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:03,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:03,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:03,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:03,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:03,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:03,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:03,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:03,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:03,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:03,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:03,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:03,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:03,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:03,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:03,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:03,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:03,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:03,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:03,132 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:03,179 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:03,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:03,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:03,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:03,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:03,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:03,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:03,182 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:03,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:03,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:03,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:03,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:03,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:03,184 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:03,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:03,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:03,185 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:03,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:03,185 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:03,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:03,185 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:03,186 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:03,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:03,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:03,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:03,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:03,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:03,187 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:03,187 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:03,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:03,187 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:03,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:03,188 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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f835e7f48df4668307a289c54768d1f83aac7738f6c210eb94379a1695f06c9 [2021-11-23 15:58:03,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:03,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:03,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:03,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:03,590 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:03,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label58.c [2021-11-23 15:58:03,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/data/ab5289a49/9763cce5db7b4b72a6304e3c34d547fd/FLAG33f006dbc [2021-11-23 15:58:04,802 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:04,803 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/sv-benchmarks/c/eca-rers2012/Problem06_label58.c [2021-11-23 15:58:04,865 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/data/ab5289a49/9763cce5db7b4b72a6304e3c34d547fd/FLAG33f006dbc [2021-11-23 15:58:05,060 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/data/ab5289a49/9763cce5db7b4b72a6304e3c34d547fd [2021-11-23 15:58:05,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:05,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:05,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:05,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:05,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:05,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:05" (1/1) ... [2021-11-23 15:58:05,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@663ca54d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:05, skipping insertion in model container [2021-11-23 15:58:05,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:05" (1/1) ... [2021-11-23 15:58:05,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:05,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:07,889 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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/sv-benchmarks/c/eca-rers2012/Problem06_label58.c[333300,333313] [2021-11-23 15:58:07,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:07,956 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:09,460 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_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/sv-benchmarks/c/eca-rers2012/Problem06_label58.c[333300,333313] [2021-11-23 15:58:09,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:09,559 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:09,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09 WrapperNode [2021-11-23 15:58:09,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:09,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:09,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:09,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:09,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:09,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:10,225 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:58:10,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:10,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:10,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:10,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:10,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:10,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:10,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:10,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:10,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:10,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:10,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:10,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:10,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:10,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:10,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:10,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:09" (1/1) ... [2021-11-23 15:58:10,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:10,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:10,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:10,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:10,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:10,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:10,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:10,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:11,087 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:11,089 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:20,634 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:20,710 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 15:58:20,723 INFO L158 Benchmark]: Toolchain (without parser) took 15658.03ms. Allocated memory was 69.2MB in the beginning and 824.2MB in the end (delta: 755.0MB). Free memory was 30.0MB in the beginning and 212.5MB in the end (delta: -182.4MB). Peak memory consumption was 571.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:20,724 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:20,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4494.14ms. Allocated memory was 69.2MB in the beginning and 216.0MB in the end (delta: 146.8MB). Free memory was 29.8MB in the beginning and 130.0MB in the end (delta: -100.2MB). Peak memory consumption was 79.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:20,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 664.26ms. Allocated memory is still 216.0MB. Free memory was 129.0MB in the beginning and 92.0MB in the end (delta: 37.0MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:20,727 INFO L158 Benchmark]: Boogie Preprocessor took 629.66ms. Allocated memory was 216.0MB in the beginning and 432.0MB in the end (delta: 216.0MB). Free memory was 92.0MB in the beginning and 289.4MB in the end (delta: -197.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:20,732 INFO L158 Benchmark]: RCFGBuilder took 9862.32ms. Allocated memory was 432.0MB in the beginning and 824.2MB in the end (delta: 392.2MB). Free memory was 289.1MB in the beginning and 212.5MB in the end (delta: 76.6MB). Peak memory consumption was 467.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:20,744 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4494.14ms. Allocated memory was 69.2MB in the beginning and 216.0MB in the end (delta: 146.8MB). Free memory was 29.8MB in the beginning and 130.0MB in the end (delta: -100.2MB). Peak memory consumption was 79.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 664.26ms. Allocated memory is still 216.0MB. Free memory was 129.0MB in the beginning and 92.0MB in the end (delta: 37.0MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 629.66ms. Allocated memory was 216.0MB in the beginning and 432.0MB in the end (delta: 216.0MB). Free memory was 92.0MB in the beginning and 289.4MB in the end (delta: -197.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * RCFGBuilder took 9862.32ms. Allocated memory was 432.0MB in the beginning and 824.2MB in the end (delta: 392.2MB). Free memory was 289.1MB in the beginning and 212.5MB in the end (delta: 76.6MB). Peak memory consumption was 467.7MB. 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 15:58:20,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e55219-6d0f-4d2c-8c5c-a8864cc14ae7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable