./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label15.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_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/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_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/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_df9be96c-6e81-48a6-862e-c49be85e40c5/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 fa5ccf392f2d1c985715fbaacafc407291d4df2053e62d51fc1d2a5c2311799c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:42,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:42,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:42,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:42,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:42,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:42,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:42,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:42,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:42,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:42,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:42,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:42,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:42,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:42,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:42,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:42,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:42,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:42,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:42,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:42,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:42,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:42,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:42,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:42,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:42,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:42,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:42,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:42,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:42,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:42,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:42,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:42,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:42,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:42,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:42,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:42,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:42,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:42,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:42,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:42,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:42,867 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:42,917 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:42,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:42,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:42,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:42,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:42,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:42,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:42,921 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:42,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:42,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:42,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:42,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:42,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:42,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:42,924 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:42,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:42,924 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:42,925 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:42,925 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:42,925 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:42,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:42,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:42,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:42,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:42,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:42,927 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:42,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:42,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:42,928 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_df9be96c-6e81-48a6-862e-c49be85e40c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa5ccf392f2d1c985715fbaacafc407291d4df2053e62d51fc1d2a5c2311799c [2021-11-23 15:58:43,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:43,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:43,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:43,303 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:43,304 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:43,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2021-11-23 15:58:43,405 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/data/2c291b5f9/7c6214042dfd4b4b91f544c46ea0ac59/FLAGcb0f8aa12 [2021-11-23 15:58:44,092 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:44,093 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2021-11-23 15:58:44,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/data/2c291b5f9/7c6214042dfd4b4b91f544c46ea0ac59/FLAGcb0f8aa12 [2021-11-23 15:58:44,245 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/data/2c291b5f9/7c6214042dfd4b4b91f544c46ea0ac59 [2021-11-23 15:58:44,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:44,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:44,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:44,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:44,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:44,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:44,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44847fbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44, skipping insertion in model container [2021-11-23 15:58:44,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:44,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:44,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:44,686 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_df9be96c-6e81-48a6-862e-c49be85e40c5/sv-benchmarks/c/eca-rers2012/Problem15_label15.c[2445,2458] [2021-11-23 15:58:45,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:45,256 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:45,274 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_df9be96c-6e81-48a6-862e-c49be85e40c5/sv-benchmarks/c/eca-rers2012/Problem15_label15.c[2445,2458] [2021-11-23 15:58:45,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:45,593 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:45,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45 WrapperNode [2021-11-23 15:58:45,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:45,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:45,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:45,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:45,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,843 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-11-23 15:58:45,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:45,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:45,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:45,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:45,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:46,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:46,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:46,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:46,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:46,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:46,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:46,119 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:46,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:46,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:46,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:46,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:46,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:46,325 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:46,326 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:49,916 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:49,982 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 15:58:49,988 INFO L158 Benchmark]: Toolchain (without parser) took 5737.29ms. Allocated memory was 94.4MB in the beginning and 247.5MB in the end (delta: 153.1MB). Free memory was 54.5MB in the beginning and 140.0MB in the end (delta: -85.4MB). Peak memory consumption was 100.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:49,990 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 94.4MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:49,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1341.27ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 54.3MB in the beginning and 61.0MB in the end (delta: -6.7MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:49,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 248.43ms. Allocated memory is still 123.7MB. Free memory was 61.0MB in the beginning and 53.9MB in the end (delta: 7.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:49,994 INFO L158 Benchmark]: Boogie Preprocessor took 272.47ms. Allocated memory is still 123.7MB. Free memory was 53.3MB in the beginning and 55.9MB in the end (delta: -2.7MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:49,995 INFO L158 Benchmark]: RCFGBuilder took 3866.88ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 55.9MB in the beginning and 140.0MB in the end (delta: -84.0MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2021-11-23 15:58:50,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 94.4MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1341.27ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 54.3MB in the beginning and 61.0MB in the end (delta: -6.7MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 248.43ms. Allocated memory is still 123.7MB. Free memory was 61.0MB in the beginning and 53.9MB in the end (delta: 7.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 272.47ms. Allocated memory is still 123.7MB. Free memory was 53.3MB in the beginning and 55.9MB in the end (delta: -2.7MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3866.88ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 55.9MB in the beginning and 140.0MB in the end (delta: -84.0MB). Peak memory consumption was 72.9MB. 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 15:58:50,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/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_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/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_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/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_df9be96c-6e81-48a6-862e-c49be85e40c5/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 fa5ccf392f2d1c985715fbaacafc407291d4df2053e62d51fc1d2a5c2311799c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:52,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:52,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:52,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:52,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:52,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:52,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:52,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:52,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:52,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:53,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:53,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:53,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:53,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:53,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:53,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:53,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:53,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:53,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:53,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:53,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:53,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:53,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:53,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:53,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:53,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:53,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:53,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:53,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:53,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:53,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:53,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:53,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:53,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:53,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:53,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:53,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:53,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:53,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:53,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:53,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:53,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:53,079 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:53,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:53,081 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:53,082 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:53,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:53,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:53,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:53,084 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:53,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:53,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:53,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:53,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:53,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:53,085 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:53,086 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:53,086 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:53,086 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:53,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:53,087 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:53,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:53,087 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:53,087 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:53,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:53,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:53,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:53,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:53,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:53,089 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:53,089 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:53,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:53,090 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:53,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:53,090 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_df9be96c-6e81-48a6-862e-c49be85e40c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa5ccf392f2d1c985715fbaacafc407291d4df2053e62d51fc1d2a5c2311799c [2021-11-23 15:58:53,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:53,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:53,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:53,654 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:53,655 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:53,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2021-11-23 15:58:53,737 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/data/4732fc42e/3ab0a9f6a03a4c0e9e3ce09a9af7edaf/FLAG0e9163cb5 [2021-11-23 15:58:54,684 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:54,686 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2021-11-23 15:58:54,713 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/data/4732fc42e/3ab0a9f6a03a4c0e9e3ce09a9af7edaf/FLAG0e9163cb5 [2021-11-23 15:58:55,150 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/data/4732fc42e/3ab0a9f6a03a4c0e9e3ce09a9af7edaf [2021-11-23 15:58:55,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:55,154 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:55,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:55,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:55,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:55,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2561624f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55, skipping insertion in model container [2021-11-23 15:58:55,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:55,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:55,488 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_df9be96c-6e81-48a6-862e-c49be85e40c5/sv-benchmarks/c/eca-rers2012/Problem15_label15.c[2445,2458] [2021-11-23 15:58:56,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:56,325 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:56,346 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_df9be96c-6e81-48a6-862e-c49be85e40c5/sv-benchmarks/c/eca-rers2012/Problem15_label15.c[2445,2458] [2021-11-23 15:58:56,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:56,769 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:56,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56 WrapperNode [2021-11-23 15:58:56,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:56,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:56,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:56,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:56,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,983 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1755 [2021-11-23 15:58:56,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:56,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:56,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:56,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:56,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:56,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:57,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:57,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:57,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:57,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:57,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:57,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:57,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:57,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:57,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:57,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:56" (1/1) ... [2021-11-23 15:58:57,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:57,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:57,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:57,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:57,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:57,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:57,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:57,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:57,416 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:57,418 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:16,973 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:17,026 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 15:59:17,032 INFO L158 Benchmark]: Toolchain (without parser) took 21876.47ms. Allocated memory was 60.8MB in the beginning and 157.3MB in the end (delta: 96.5MB). Free memory was 35.1MB in the beginning and 73.9MB in the end (delta: -38.8MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:17,033 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:17,034 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1614.73ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 34.9MB in the beginning and 51.0MB in the end (delta: -16.2MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2021-11-23 15:59:17,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 211.97ms. Allocated memory is still 83.9MB. Free memory was 51.0MB in the beginning and 36.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:17,036 INFO L158 Benchmark]: Boogie Preprocessor took 210.26ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 36.4MB in the beginning and 60.9MB in the end (delta: -24.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:17,037 INFO L158 Benchmark]: RCFGBuilder took 19833.85ms. Allocated memory was 102.8MB in the beginning and 157.3MB in the end (delta: 54.5MB). Free memory was 60.9MB in the beginning and 73.9MB in the end (delta: -13.0MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:17,043 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1614.73ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 34.9MB in the beginning and 51.0MB in the end (delta: -16.2MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 211.97ms. Allocated memory is still 83.9MB. Free memory was 51.0MB in the beginning and 36.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 210.26ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 36.4MB in the beginning and 60.9MB in the end (delta: -24.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * RCFGBuilder took 19833.85ms. Allocated memory was 102.8MB in the beginning and 157.3MB in the end (delta: 54.5MB). Free memory was 60.9MB in the beginning and 73.9MB in the end (delta: -13.0MB). Peak memory consumption was 48.3MB. 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 15:59:17,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9be96c-6e81-48a6-862e-c49be85e40c5/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