./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label56.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_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/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_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label56.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/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_9aa04422-c0a3-4b9a-a537-cf0e345665de/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 7b93c3f7fecac47558d01f2a0c93696ea48f2ebbd5c30f43df88a8759c531651 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:13,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:13,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:13,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:13,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:13,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:13,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:13,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:13,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:13,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:13,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:13,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:13,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:13,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:13,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:13,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:13,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:13,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:13,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:13,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:14,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:14,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:14,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:14,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:14,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:14,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:14,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:14,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:14,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:14,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:14,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:14,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:14,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:14,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:14,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:14,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:14,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:14,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:14,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:14,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:14,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:14,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:14,051 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:14,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:14,053 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:14,053 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:14,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:14,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:14,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:14,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:14,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:14,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:14,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:14,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:14,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:14,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:14,056 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:14,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:14,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:14,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:14,057 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:14,057 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:14,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:14,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:14,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:14,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:14,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:14,059 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:14,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:14,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:14,060 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_9aa04422-c0a3-4b9a-a537-cf0e345665de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b93c3f7fecac47558d01f2a0c93696ea48f2ebbd5c30f43df88a8759c531651 [2021-11-23 15:56:14,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:14,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:14,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:14,338 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:14,340 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:14,341 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2021-11-23 15:56:14,412 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/data/0415fd6b8/e91bb9d399364ab1ab1ca1056d010607/FLAGf1e783019 [2021-11-23 15:56:14,991 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:14,992 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2021-11-23 15:56:15,006 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/data/0415fd6b8/e91bb9d399364ab1ab1ca1056d010607/FLAGf1e783019 [2021-11-23 15:56:15,269 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/data/0415fd6b8/e91bb9d399364ab1ab1ca1056d010607 [2021-11-23 15:56:15,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:15,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:15,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:15,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:15,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:15,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:15,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2105c3ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15, skipping insertion in model container [2021-11-23 15:56:15,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:15,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:15,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:15,771 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_9aa04422-c0a3-4b9a-a537-cf0e345665de/sv-benchmarks/c/eca-rers2012/Problem01_label56.c[15002,15015] [2021-11-23 15:56:15,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:15,846 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:15,913 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_9aa04422-c0a3-4b9a-a537-cf0e345665de/sv-benchmarks/c/eca-rers2012/Problem01_label56.c[15002,15015] [2021-11-23 15:56:15,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:15,946 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:15,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15 WrapperNode [2021-11-23 15:56:15,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:15,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:15,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:15,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:15,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:15,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:16,054 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 15:56:16,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:16,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:16,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:16,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:16,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:16,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:16,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:16,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:16,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:16,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:16,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:16,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:16,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:16,187 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:16,187 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:16,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:15" (1/1) ... [2021-11-23 15:56:16,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:16,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:16,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:16,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:16,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:16,387 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:16,388 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:17,353 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:17,396 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 15:56:17,402 INFO L158 Benchmark]: Toolchain (without parser) took 2127.57ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.3MB in the beginning and 49.1MB in the end (delta: 7.2MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:17,403 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory was 63.6MB in the beginning and 63.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:17,404 INFO L158 Benchmark]: CACSL2BoogieTranslator took 667.55ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.0MB in the beginning and 70.5MB in the end (delta: -14.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:17,405 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.43ms. Allocated memory is still 111.1MB. Free memory was 70.5MB in the beginning and 64.9MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:17,406 INFO L158 Benchmark]: Boogie Preprocessor took 129.74ms. Allocated memory is still 111.1MB. Free memory was 64.9MB in the beginning and 60.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:17,407 INFO L158 Benchmark]: RCFGBuilder took 1212.84ms. Allocated memory is still 111.1MB. Free memory was 60.1MB in the beginning and 49.1MB in the end (delta: 11.0MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:17,411 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory was 63.6MB in the beginning and 63.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 667.55ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.0MB in the beginning and 70.5MB in the end (delta: -14.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.43ms. Allocated memory is still 111.1MB. Free memory was 70.5MB in the beginning and 64.9MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 129.74ms. Allocated memory is still 111.1MB. Free memory was 64.9MB in the beginning and 60.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1212.84ms. Allocated memory is still 111.1MB. Free memory was 60.1MB in the beginning and 49.1MB in the end (delta: 11.0MB). Peak memory consumption was 27.2MB. 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 15:56:17,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/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_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label56.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/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_9aa04422-c0a3-4b9a-a537-cf0e345665de/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 7b93c3f7fecac47558d01f2a0c93696ea48f2ebbd5c30f43df88a8759c531651 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:20,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:20,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:20,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:20,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:20,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:20,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:20,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:20,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:20,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:20,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:20,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:20,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:20,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:20,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:20,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:20,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:20,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:20,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:20,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:20,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:20,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:20,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:20,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:20,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:20,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:20,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:20,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:20,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:20,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:20,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:20,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:20,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:20,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:20,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:20,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:20,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:20,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:20,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:20,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:20,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:20,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:20,271 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:20,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:20,273 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:20,274 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:20,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:20,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:20,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:20,276 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:20,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:20,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:20,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:20,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:20,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:20,278 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:20,278 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:20,279 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:20,279 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:20,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:20,279 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:20,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:20,280 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:20,280 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:20,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:20,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:20,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:20,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:20,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:20,282 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:20,282 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:20,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:20,282 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:20,283 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:20,283 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_9aa04422-c0a3-4b9a-a537-cf0e345665de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b93c3f7fecac47558d01f2a0c93696ea48f2ebbd5c30f43df88a8759c531651 [2021-11-23 15:56:20,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:20,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:20,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:20,746 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:20,747 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:20,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2021-11-23 15:56:20,830 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/data/e04906395/3b063f10aba44a9a8deb3fc01eaa66bf/FLAGcdae914d1 [2021-11-23 15:56:21,658 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:21,670 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2021-11-23 15:56:21,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/data/e04906395/3b063f10aba44a9a8deb3fc01eaa66bf/FLAGcdae914d1 [2021-11-23 15:56:21,825 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/data/e04906395/3b063f10aba44a9a8deb3fc01eaa66bf [2021-11-23 15:56:21,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:21,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:21,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:21,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:21,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:21,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6368d73a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:21, skipping insertion in model container [2021-11-23 15:56:21,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:21" (1/1) ... [2021-11-23 15:56:21,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:21,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:22,336 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_9aa04422-c0a3-4b9a-a537-cf0e345665de/sv-benchmarks/c/eca-rers2012/Problem01_label56.c[15002,15015] [2021-11-23 15:56:22,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:22,412 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:22,485 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_9aa04422-c0a3-4b9a-a537-cf0e345665de/sv-benchmarks/c/eca-rers2012/Problem01_label56.c[15002,15015] [2021-11-23 15:56:22,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:22,540 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:22,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22 WrapperNode [2021-11-23 15:56:22,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:22,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:22,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:22,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:22,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,676 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2021-11-23 15:56:22,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:22,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:22,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:22,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:22,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:22,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:22,810 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:22,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:22,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:22" (1/1) ... [2021-11-23 15:56:22,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:22,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:22,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:22,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:22,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:23,063 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:23,065 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:24,516 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:24,591 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 15:56:24,596 INFO L158 Benchmark]: Toolchain (without parser) took 2764.90ms. Allocated memory was 60.8MB in the beginning and 117.4MB in the end (delta: 56.6MB). Free memory was 38.5MB in the beginning and 89.0MB in the end (delta: -50.5MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:24,597 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:24,598 INFO L158 Benchmark]: CACSL2BoogieTranslator took 709.69ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 38.2MB in the beginning and 45.8MB in the end (delta: -7.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:24,598 INFO L158 Benchmark]: Boogie Procedure Inliner took 134.10ms. Allocated memory is still 77.6MB. Free memory was 45.8MB in the beginning and 56.5MB in the end (delta: -10.7MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:24,599 INFO L158 Benchmark]: Boogie Preprocessor took 126.95ms. Allocated memory is still 77.6MB. Free memory was 56.5MB in the beginning and 52.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:24,600 INFO L158 Benchmark]: RCFGBuilder took 1789.08ms. Allocated memory was 77.6MB in the beginning and 117.4MB in the end (delta: 39.8MB). Free memory was 52.2MB in the beginning and 89.0MB in the end (delta: -36.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:24,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 709.69ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 38.2MB in the beginning and 45.8MB in the end (delta: -7.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 134.10ms. Allocated memory is still 77.6MB. Free memory was 45.8MB in the beginning and 56.5MB in the end (delta: -10.7MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.95ms. Allocated memory is still 77.6MB. Free memory was 56.5MB in the beginning and 52.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1789.08ms. Allocated memory was 77.6MB in the beginning and 117.4MB in the end (delta: 39.8MB). Free memory was 52.2MB in the beginning and 89.0MB in the end (delta: -36.8MB). Peak memory consumption was 23.8MB. 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 15:56:24,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa04422-c0a3-4b9a-a537-cf0e345665de/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