./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label00.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_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/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_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/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_1df7844e-e984-441b-ad16-835f43289e4b/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 48b75eefd299c5e358d6f7c99602002262fce20f93b0f1303552b05fdc1d7cc8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:34,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:34,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:34,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:34,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:34,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:34,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:34,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:34,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:34,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:34,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:34,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:34,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:34,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:34,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:34,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:34,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:34,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:34,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:34,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:34,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:34,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:34,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:34,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:34,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:34,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:34,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:34,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:34,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:34,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:34,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:34,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:34,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:34,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:34,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:34,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:34,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:34,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:34,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:34,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:34,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:34,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:47:34,971 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:34,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:34,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:34,972 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:34,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:34,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:34,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:34,974 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:34,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:47:34,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:34,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:34,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:34,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:34,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:34,976 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:34,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:34,976 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:34,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:34,977 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:34,977 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:34,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:34,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:34,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:34,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:34,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:34,978 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:47:34,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:47:34,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:34,979 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_1df7844e-e984-441b-ad16-835f43289e4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48b75eefd299c5e358d6f7c99602002262fce20f93b0f1303552b05fdc1d7cc8 [2021-11-23 15:47:35,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:35,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:35,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:35,262 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:35,263 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:35,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label00.c [2021-11-23 15:47:35,353 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/data/8d744e7c4/454b485cfb90442d848806c777084094/FLAG04379518f [2021-11-23 15:47:36,093 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:36,093 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/sv-benchmarks/c/eca-rers2012/Problem12_label00.c [2021-11-23 15:47:36,120 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/data/8d744e7c4/454b485cfb90442d848806c777084094/FLAG04379518f [2021-11-23 15:47:36,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/data/8d744e7c4/454b485cfb90442d848806c777084094 [2021-11-23 15:47:36,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:36,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:36,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:36,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:36,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:36,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2275d631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:36, skipping insertion in model container [2021-11-23 15:47:36,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:36" (1/1) ... [2021-11-23 15:47:36,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:36,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:36,827 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_1df7844e-e984-441b-ad16-835f43289e4b/sv-benchmarks/c/eca-rers2012/Problem12_label00.c[2236,2249] [2021-11-23 15:47:37,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:37,934 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:37,971 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_1df7844e-e984-441b-ad16-835f43289e4b/sv-benchmarks/c/eca-rers2012/Problem12_label00.c[2236,2249] [2021-11-23 15:47:38,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:38,619 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:38,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38 WrapperNode [2021-11-23 15:47:38,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:38,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:38,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:38,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:38,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:38,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:39,104 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:47:39,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:39,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:39,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:39,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:39,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:39,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:39,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:39,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:39,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:39,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:39,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:39,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:39,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:39,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:39,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:39,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:38" (1/1) ... [2021-11-23 15:47:39,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:39,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:39,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:39,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:47:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:39,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:39,909 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:39,911 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:47:44,410 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:47:44,477 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:47:44,489 INFO L158 Benchmark]: Toolchain (without parser) took 8159.08ms. Allocated memory was 98.6MB in the beginning and 589.3MB in the end (delta: 490.7MB). Free memory was 50.8MB in the beginning and 348.0MB in the end (delta: -297.2MB). Peak memory consumption was 193.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:44,490 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:47:44,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2292.30ms. Allocated memory was 98.6MB in the beginning and 174.1MB in the end (delta: 75.5MB). Free memory was 50.5MB in the beginning and 92.4MB in the end (delta: -41.8MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-11-23 15:47:44,493 INFO L158 Benchmark]: Boogie Procedure Inliner took 484.18ms. Allocated memory is still 174.1MB. Free memory was 92.4MB in the beginning and 80.8MB in the end (delta: 11.6MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:44,494 INFO L158 Benchmark]: Boogie Preprocessor took 530.43ms. Allocated memory is still 174.1MB. Free memory was 80.8MB in the beginning and 59.1MB in the end (delta: 21.7MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:44,495 INFO L158 Benchmark]: RCFGBuilder took 4847.08ms. Allocated memory was 174.1MB in the beginning and 589.3MB in the end (delta: 415.2MB). Free memory was 59.1MB in the beginning and 348.0MB in the end (delta: -288.8MB). Peak memory consumption was 126.5MB. Max. memory is 16.1GB. [2021-11-23 15:47:44,503 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2292.30ms. Allocated memory was 98.6MB in the beginning and 174.1MB in the end (delta: 75.5MB). Free memory was 50.5MB in the beginning and 92.4MB in the end (delta: -41.8MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 484.18ms. Allocated memory is still 174.1MB. Free memory was 92.4MB in the beginning and 80.8MB in the end (delta: 11.6MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 530.43ms. Allocated memory is still 174.1MB. Free memory was 80.8MB in the beginning and 59.1MB in the end (delta: 21.7MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4847.08ms. Allocated memory was 174.1MB in the beginning and 589.3MB in the end (delta: 415.2MB). Free memory was 59.1MB in the beginning and 348.0MB in the end (delta: -288.8MB). Peak memory consumption was 126.5MB. 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 15:47:44,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/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_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/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_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/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_1df7844e-e984-441b-ad16-835f43289e4b/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 48b75eefd299c5e358d6f7c99602002262fce20f93b0f1303552b05fdc1d7cc8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:47:46,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:47:46,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:47:46,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:47:46,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:47:46,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:47:46,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:47:46,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:47:46,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:47:46,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:47:46,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:47:46,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:47:46,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:47:46,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:47:47,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:47:47,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:47:47,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:47:47,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:47:47,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:47:47,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:47:47,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:47:47,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:47:47,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:47:47,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:47:47,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:47:47,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:47:47,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:47:47,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:47:47,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:47:47,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:47:47,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:47:47,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:47:47,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:47:47,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:47:47,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:47:47,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:47:47,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:47:47,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:47:47,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:47:47,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:47:47,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:47:47,049 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:47:47,097 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:47:47,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:47:47,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:47:47,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:47:47,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:47:47,102 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:47:47,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:47:47,102 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:47:47,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:47:47,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:47:47,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:47:47,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:47:47,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:47:47,105 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:47:47,105 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:47:47,105 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:47:47,105 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:47:47,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:47:47,106 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:47:47,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:47:47,106 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:47:47,106 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:47:47,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:47:47,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:47,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:47:47,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:47:47,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:47:47,108 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:47:47,108 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:47:47,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:47:47,108 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:47:47,109 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:47:47,109 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_1df7844e-e984-441b-ad16-835f43289e4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48b75eefd299c5e358d6f7c99602002262fce20f93b0f1303552b05fdc1d7cc8 [2021-11-23 15:47:47,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:47:47,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:47:47,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:47:47,567 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:47:47,568 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:47:47,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label00.c [2021-11-23 15:47:47,639 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/data/206c9e639/2ea019688d0346dd8c645bbe9d4a78a7/FLAGc48ff9029 [2021-11-23 15:47:48,592 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:47:48,593 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/sv-benchmarks/c/eca-rers2012/Problem12_label00.c [2021-11-23 15:47:48,623 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/data/206c9e639/2ea019688d0346dd8c645bbe9d4a78a7/FLAGc48ff9029 [2021-11-23 15:47:48,654 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/data/206c9e639/2ea019688d0346dd8c645bbe9d4a78a7 [2021-11-23 15:47:48,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:47:48,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:47:48,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:48,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:47:48,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:47:48,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:48" (1/1) ... [2021-11-23 15:47:48,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22b864ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:48, skipping insertion in model container [2021-11-23 15:47:48,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:47:48" (1/1) ... [2021-11-23 15:47:48,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:47:48,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:47:49,106 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_1df7844e-e984-441b-ad16-835f43289e4b/sv-benchmarks/c/eca-rers2012/Problem12_label00.c[2236,2249] [2021-11-23 15:47:50,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:50,229 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:47:50,259 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_1df7844e-e984-441b-ad16-835f43289e4b/sv-benchmarks/c/eca-rers2012/Problem12_label00.c[2236,2249] [2021-11-23 15:47:51,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:47:51,041 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:47:51,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51 WrapperNode [2021-11-23 15:47:51,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:47:51,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:51,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:47:51,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:47:51,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,362 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:47:51,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:47:51,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:47:51,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:47:51,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:47:51,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:47:51,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:47:51,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:47:51,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:47:51,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:47:51" (1/1) ... [2021-11-23 15:47:51,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:47:51,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:47:51,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:47:51,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:47:51,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:47:51,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:47:51,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:47:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:47:51,861 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:47:51,862 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:17,939 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:17,989 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 15:48:17,993 INFO L158 Benchmark]: Toolchain (without parser) took 29334.38ms. Allocated memory was 60.8MB in the beginning and 314.6MB in the end (delta: 253.8MB). Free memory was 38.4MB in the beginning and 97.5MB in the end (delta: -59.1MB). Peak memory consumption was 198.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:17,994 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:17,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2382.42ms. Allocated memory was 60.8MB in the beginning and 113.2MB in the end (delta: 52.4MB). Free memory was 38.0MB in the beginning and 50.1MB in the end (delta: -12.0MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:17,996 INFO L158 Benchmark]: Boogie Procedure Inliner took 319.62ms. Allocated memory is still 113.2MB. Free memory was 50.1MB in the beginning and 40.4MB in the end (delta: 9.7MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:17,997 INFO L158 Benchmark]: Boogie Preprocessor took 331.94ms. Allocated memory was 113.2MB in the beginning and 157.3MB in the end (delta: 44.0MB). Free memory was 40.4MB in the beginning and 77.9MB in the end (delta: -37.6MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2021-11-23 15:48:17,998 INFO L158 Benchmark]: RCFGBuilder took 26295.15ms. Allocated memory was 157.3MB in the beginning and 314.6MB in the end (delta: 157.3MB). Free memory was 77.9MB in the beginning and 97.5MB in the end (delta: -19.6MB). Peak memory consumption was 142.8MB. Max. memory is 16.1GB. [2021-11-23 15:48:18,028 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2382.42ms. Allocated memory was 60.8MB in the beginning and 113.2MB in the end (delta: 52.4MB). Free memory was 38.0MB in the beginning and 50.1MB in the end (delta: -12.0MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 319.62ms. Allocated memory is still 113.2MB. Free memory was 50.1MB in the beginning and 40.4MB in the end (delta: 9.7MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 331.94ms. Allocated memory was 113.2MB in the beginning and 157.3MB in the end (delta: 44.0MB). Free memory was 40.4MB in the beginning and 77.9MB in the end (delta: -37.6MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * RCFGBuilder took 26295.15ms. Allocated memory was 157.3MB in the beginning and 314.6MB in the end (delta: 157.3MB). Free memory was 77.9MB in the beginning and 97.5MB in the end (delta: -19.6MB). Peak memory consumption was 142.8MB. 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 15:48:18,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df7844e-e984-441b-ad16-835f43289e4b/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