./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label38.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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label38.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/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 1cd7c63375ef46ce89b8d2b8f7eee6afa086e34cd2fac0472818f8e49c7d1d2d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:52,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:52,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:52,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:52,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:52,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:52,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:52,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:52,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:52,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:52,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:52,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:52,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:52,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:52,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:52,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:52,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:52,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:52,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:52,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:52,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:52,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:52,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:52,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:52,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:52,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:53,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:53,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:53,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:53,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:53,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:53,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:53,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:53,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:53,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:53,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:53,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:53,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:53,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:53,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:53,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:53,013 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:53,055 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:53,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:53,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:53,057 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:53,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:53,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:53,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:53,058 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:53,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:53,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:53,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:53,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:53,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:53,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:53,066 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:53,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:53,067 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:53,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:53,067 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:53,068 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:53,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:53,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:53,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:53,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:53,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:53,069 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:53,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:53,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:53,070 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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cd7c63375ef46ce89b8d2b8f7eee6afa086e34cd2fac0472818f8e49c7d1d2d [2021-11-23 15:01:53,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:53,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:53,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:53,325 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:53,326 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:53,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label38.c [2021-11-23 15:01:53,411 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/data/fe29d6497/dd6cef159559434894017617993ed86b/FLAGb72724a7c [2021-11-23 15:01:54,336 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:54,338 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/sv-benchmarks/c/eca-rers2012/Problem05_label38.c [2021-11-23 15:01:54,390 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/data/fe29d6497/dd6cef159559434894017617993ed86b/FLAGb72724a7c [2021-11-23 15:01:54,718 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/data/fe29d6497/dd6cef159559434894017617993ed86b [2021-11-23 15:01:54,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:54,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:54,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:54,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:54,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:54,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173390c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54, skipping insertion in model container [2021-11-23 15:01:54,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:54,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:57,300 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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/sv-benchmarks/c/eca-rers2012/Problem05_label38.c[374278,374291] [2021-11-23 15:01:57,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:57,339 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:58,640 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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/sv-benchmarks/c/eca-rers2012/Problem05_label38.c[374278,374291] [2021-11-23 15:01:58,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:58,712 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:58,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58 WrapperNode [2021-11-23 15:01:58,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:58,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:58,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:58,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:58,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,227 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:01:59,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:59,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:59,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:59,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:59,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:02:00,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:00,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:00,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:00,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:00,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:02:00,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:00,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:00,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:00,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:00,269 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:00,271 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:07,392 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:07,485 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 15:02:07,491 INFO L158 Benchmark]: Toolchain (without parser) took 12765.60ms. Allocated memory was 134.2MB in the beginning and 832.6MB in the end (delta: 698.4MB). Free memory was 93.6MB in the beginning and 567.3MB in the end (delta: -473.7MB). Peak memory consumption was 625.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:07,493 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory was 58.2MB in the beginning and 58.2MB in the end (delta: 78.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:07,494 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3985.05ms. Allocated memory was 134.2MB in the beginning and 228.6MB in the end (delta: 94.4MB). Free memory was 93.0MB in the beginning and 130.8MB in the end (delta: -37.8MB). Peak memory consumption was 112.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:07,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 513.69ms. Allocated memory is still 228.6MB. Free memory was 130.8MB in the beginning and 93.9MB in the end (delta: 36.8MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:07,497 INFO L158 Benchmark]: Boogie Preprocessor took 830.47ms. Allocated memory was 228.6MB in the beginning and 427.8MB in the end (delta: 199.2MB). Free memory was 93.9MB in the beginning and 269.8MB in the end (delta: -175.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:07,498 INFO L158 Benchmark]: RCFGBuilder took 7428.33ms. Allocated memory was 427.8MB in the beginning and 832.6MB in the end (delta: 404.8MB). Free memory was 269.8MB in the beginning and 567.3MB in the end (delta: -297.5MB). Peak memory consumption was 507.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:07,508 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory was 58.2MB in the beginning and 58.2MB in the end (delta: 78.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3985.05ms. Allocated memory was 134.2MB in the beginning and 228.6MB in the end (delta: 94.4MB). Free memory was 93.0MB in the beginning and 130.8MB in the end (delta: -37.8MB). Peak memory consumption was 112.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 513.69ms. Allocated memory is still 228.6MB. Free memory was 130.8MB in the beginning and 93.9MB in the end (delta: 36.8MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 830.47ms. Allocated memory was 228.6MB in the beginning and 427.8MB in the end (delta: 199.2MB). Free memory was 93.9MB in the beginning and 269.8MB in the end (delta: -175.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * RCFGBuilder took 7428.33ms. Allocated memory was 427.8MB in the beginning and 832.6MB in the end (delta: 404.8MB). Free memory was 269.8MB in the beginning and 567.3MB in the end (delta: -297.5MB). Peak memory consumption was 507.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:07,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label38.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/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 1cd7c63375ef46ce89b8d2b8f7eee6afa086e34cd2fac0472818f8e49c7d1d2d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:09,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:09,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:09,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:09,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:09,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:09,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:09,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:09,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:09,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:09,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:09,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:09,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:09,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:09,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:09,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:09,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:09,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:09,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:09,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:09,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:09,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:09,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:09,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:09,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:09,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:09,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:09,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:09,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:09,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:09,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:09,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:09,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:09,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:09,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:09,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:09,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:09,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:09,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:09,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:09,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:09,907 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:09,948 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:09,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:09,950 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:09,950 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:09,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:09,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:09,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:09,952 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:09,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:09,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:09,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:09,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:09,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:09,954 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:09,954 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:09,954 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:09,954 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:09,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:09,955 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:09,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:09,955 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:09,955 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:09,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:09,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:09,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:09,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:09,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:09,956 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:09,957 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:09,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:09,957 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:09,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:09,957 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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cd7c63375ef46ce89b8d2b8f7eee6afa086e34cd2fac0472818f8e49c7d1d2d [2021-11-23 15:02:10,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:10,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:10,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:10,347 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:10,347 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:10,350 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label38.c [2021-11-23 15:02:10,420 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/data/6b2f37714/5f129bc7416140d0b4ff2d8587c4b991/FLAG0a541deeb [2021-11-23 15:02:11,466 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:11,468 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/sv-benchmarks/c/eca-rers2012/Problem05_label38.c [2021-11-23 15:02:11,507 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/data/6b2f37714/5f129bc7416140d0b4ff2d8587c4b991/FLAG0a541deeb [2021-11-23 15:02:11,741 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/data/6b2f37714/5f129bc7416140d0b4ff2d8587c4b991 [2021-11-23 15:02:11,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:11,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:11,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:11,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:11,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:11,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:11" (1/1) ... [2021-11-23 15:02:11,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10425e28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:11, skipping insertion in model container [2021-11-23 15:02:11,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:11" (1/1) ... [2021-11-23 15:02:11,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:12,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:14,187 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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/sv-benchmarks/c/eca-rers2012/Problem05_label38.c[374278,374291] [2021-11-23 15:02:14,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:14,256 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:15,582 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_6fd7880b-e871-4b72-b0ba-758ff908ff8f/sv-benchmarks/c/eca-rers2012/Problem05_label38.c[374278,374291] [2021-11-23 15:02:15,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:15,657 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:15,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15 WrapperNode [2021-11-23 15:02:15,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:15,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:15,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:15,660 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:15,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15" (1/1) ... [2021-11-23 15:02:15,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15" (1/1) ... [2021-11-23 15:02:16,357 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:02:16,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:16,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:16,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:16,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:16,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15" (1/1) ... [2021-11-23 15:02:16,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15" (1/1) ... [2021-11-23 15:02:16,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15" (1/1) ... [2021-11-23 15:02:16,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15" (1/1) ... [2021-11-23 15:02:16,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15" (1/1) ... [2021-11-23 15:02:16,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15" (1/1) ... [2021-11-23 15:02:16,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15" (1/1) ... [2021-11-23 15:02:17,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:17,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:17,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:17,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:17,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:15" (1/1) ... [2021-11-23 15:02:17,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:17,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:17,041 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:17,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:17,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:17,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:17,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:17,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:17,167 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:17,169 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:26,720 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:26,788 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 15:02:26,792 INFO L158 Benchmark]: Toolchain (without parser) took 15047.33ms. Allocated memory was 65.0MB in the beginning and 872.4MB in the end (delta: 807.4MB). Free memory was 32.9MB in the beginning and 289.5MB in the end (delta: -256.5MB). Peak memory consumption was 548.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:26,793 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:26,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3913.51ms. Allocated memory was 65.0MB in the beginning and 218.1MB in the end (delta: 153.1MB). Free memory was 32.8MB in the beginning and 111.7MB in the end (delta: -78.9MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:26,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 698.23ms. Allocated memory is still 218.1MB. Free memory was 111.7MB in the beginning and 89.5MB in the end (delta: 22.1MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:26,796 INFO L158 Benchmark]: Boogie Preprocessor took 645.89ms. Allocated memory was 218.1MB in the beginning and 436.2MB in the end (delta: 218.1MB). Free memory was 89.5MB in the beginning and 280.3MB in the end (delta: -190.8MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:26,797 INFO L158 Benchmark]: RCFGBuilder took 9784.66ms. Allocated memory was 436.2MB in the beginning and 872.4MB in the end (delta: 436.2MB). Free memory was 280.3MB in the beginning and 289.5MB in the end (delta: -9.2MB). Peak memory consumption was 424.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:26,800 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3913.51ms. Allocated memory was 65.0MB in the beginning and 218.1MB in the end (delta: 153.1MB). Free memory was 32.8MB in the beginning and 111.7MB in the end (delta: -78.9MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 698.23ms. Allocated memory is still 218.1MB. Free memory was 111.7MB in the beginning and 89.5MB in the end (delta: 22.1MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 645.89ms. Allocated memory was 218.1MB in the beginning and 436.2MB in the end (delta: 218.1MB). Free memory was 89.5MB in the beginning and 280.3MB in the end (delta: -190.8MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9784.66ms. Allocated memory was 436.2MB in the beginning and 872.4MB in the end (delta: 436.2MB). Free memory was 280.3MB in the beginning and 289.5MB in the end (delta: -9.2MB). Peak memory consumption was 424.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:26,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd7880b-e871-4b72-b0ba-758ff908ff8f/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