./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label34.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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/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 6a7333ef933779062b72e4ec060ffb43da7d841912b7d7ec92a1b0251fa27640 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:05,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:05,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:05,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:05,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:05,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:05,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:05,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:05,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:05,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:05,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:05,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:05,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:05,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:05,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:05,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:05,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:05,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:05,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:05,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:05,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:05,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:05,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:05,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:05,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:05,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:05,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:05,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:05,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:05,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:05,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:05,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:05,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:05,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:05,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:05,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:05,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:05,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:05,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:05,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:05,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:05,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:05,287 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:05,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:05,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:05,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:05,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:05,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:05,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:05,289 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:05,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:05,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:05,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:05,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:05,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:05,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:05,291 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:05,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:05,291 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:05,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:05,292 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:05,292 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:05,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:05,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:05,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:05,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:05,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:05,293 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:05,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:05,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:05,294 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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a7333ef933779062b72e4ec060ffb43da7d841912b7d7ec92a1b0251fa27640 [2021-11-23 15:05:05,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:05,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:05,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:05,642 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:05,643 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:05,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label34.c [2021-11-23 15:05:05,757 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/data/bef7641c3/be1a9fbc7f794feeb040269e2d7644d4/FLAGc874a3c51 [2021-11-23 15:05:06,750 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:06,751 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/sv-benchmarks/c/eca-rers2012/Problem19_label34.c [2021-11-23 15:05:06,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/data/bef7641c3/be1a9fbc7f794feeb040269e2d7644d4/FLAGc874a3c51 [2021-11-23 15:05:07,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/data/bef7641c3/be1a9fbc7f794feeb040269e2d7644d4 [2021-11-23 15:05:07,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:07,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:07,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:07,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:07,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:07,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47986e62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07, skipping insertion in model container [2021-11-23 15:05:07,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:07" (1/1) ... [2021-11-23 15:05:07,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:07,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:07,784 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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/sv-benchmarks/c/eca-rers2012/Problem19_label34.c[6640,6653] [2021-11-23 15:05:09,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:09,566 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:09,610 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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/sv-benchmarks/c/eca-rers2012/Problem19_label34.c[6640,6653] [2021-11-23 15:05:10,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:10,808 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:10,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10 WrapperNode [2021-11-23 15:05:10,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:10,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:10,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:10,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:10,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:12,041 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:05:12,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:12,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:12,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:12,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:12,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:12,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:12,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:12,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:12,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:13,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:13,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:13,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:13,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:13,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:13,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:13,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:13,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:13,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:13,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:13,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:13,386 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:13,387 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:23,351 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:23,470 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 15:05:23,477 INFO L158 Benchmark]: Toolchain (without parser) took 16388.28ms. Allocated memory was 100.7MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 59.5MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 469.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:23,479 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 100.7MB. Free memory was 53.8MB in the beginning and 53.7MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:23,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3719.59ms. Allocated memory was 100.7MB in the beginning and 306.2MB in the end (delta: 205.5MB). Free memory was 59.5MB in the beginning and 145.0MB in the end (delta: -85.5MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:23,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 1232.32ms. Allocated memory was 306.2MB in the beginning and 639.6MB in the end (delta: 333.4MB). Free memory was 145.0MB in the beginning and 437.6MB in the end (delta: -292.6MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:23,483 INFO L158 Benchmark]: Boogie Preprocessor took 1147.24ms. Allocated memory is still 639.6MB. Free memory was 437.6MB in the beginning and 395.6MB in the end (delta: 41.9MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:23,484 INFO L158 Benchmark]: RCFGBuilder took 10282.62ms. Allocated memory was 639.6MB in the beginning and 2.2GB in the end (delta: 1.5GB). Free memory was 395.6MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 267.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:23,496 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 100.7MB. Free memory was 53.8MB in the beginning and 53.7MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3719.59ms. Allocated memory was 100.7MB in the beginning and 306.2MB in the end (delta: 205.5MB). Free memory was 59.5MB in the beginning and 145.0MB in the end (delta: -85.5MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1232.32ms. Allocated memory was 306.2MB in the beginning and 639.6MB in the end (delta: 333.4MB). Free memory was 145.0MB in the beginning and 437.6MB in the end (delta: -292.6MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1147.24ms. Allocated memory is still 639.6MB. Free memory was 437.6MB in the beginning and 395.6MB in the end (delta: 41.9MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * RCFGBuilder took 10282.62ms. Allocated memory was 639.6MB in the beginning and 2.2GB in the end (delta: 1.5GB). Free memory was 395.6MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 267.4MB. 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 15:05:23,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/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 6a7333ef933779062b72e4ec060ffb43da7d841912b7d7ec92a1b0251fa27640 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:26,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:26,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:26,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:26,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:26,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:26,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:26,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:26,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:26,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:26,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:26,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:26,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:26,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:26,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:26,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:26,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:26,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:26,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:26,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:26,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:26,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:26,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:26,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:26,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:26,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:26,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:26,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:26,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:26,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:26,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:26,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:26,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:26,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:26,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:26,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:26,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:26,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:26,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:26,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:26,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:26,439 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:26,480 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:26,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:26,482 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:26,482 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:26,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:26,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:26,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:26,485 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:26,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:26,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:26,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:26,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:26,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:26,487 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:26,487 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:26,487 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:26,487 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:26,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:26,488 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:26,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:26,488 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:26,488 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:26,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:26,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:26,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:26,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:26,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:26,489 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:26,490 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:26,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:26,490 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:26,490 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:26,490 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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a7333ef933779062b72e4ec060ffb43da7d841912b7d7ec92a1b0251fa27640 [2021-11-23 15:05:26,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:26,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:26,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:26,959 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:26,960 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:26,962 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label34.c [2021-11-23 15:05:27,039 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/data/c48824fd1/ff36e3825e56427ea878c6cd358003b1/FLAG35541eae3 [2021-11-23 15:05:28,139 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:28,141 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/sv-benchmarks/c/eca-rers2012/Problem19_label34.c [2021-11-23 15:05:28,202 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/data/c48824fd1/ff36e3825e56427ea878c6cd358003b1/FLAG35541eae3 [2021-11-23 15:05:28,396 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/data/c48824fd1/ff36e3825e56427ea878c6cd358003b1 [2021-11-23 15:05:28,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:28,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:28,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:28,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:28,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:28,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:28,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167ea48f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:28, skipping insertion in model container [2021-11-23 15:05:28,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:28" (1/1) ... [2021-11-23 15:05:28,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:28,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:29,153 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_f5baf239-02a0-4e49-9f06-cfe67a91fd41/sv-benchmarks/c/eca-rers2012/Problem19_label34.c[6640,6653] [2021-11-23 15:05:31,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:31,252 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:31,300 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/sv-benchmarks/c/eca-rers2012/Problem19_label34.c[6640,6653] [2021-11-23 15:05:32,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:32,642 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:32,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32 WrapperNode [2021-11-23 15:05:32,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:32,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:32,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:32,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:32,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:32,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,446 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:05:33,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:33,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:33,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:33,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:33,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:33,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:34,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:34,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:34,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:34,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:34,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:32" (1/1) ... [2021-11-23 15:05:34,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:34,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:34,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:34,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:34,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:34,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:34,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:34,353 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:34,354 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:42,841 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:42,903 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 15:06:42,908 INFO L158 Benchmark]: Toolchain (without parser) took 74506.15ms. Allocated memory was 77.6MB in the beginning and 645.9MB in the end (delta: 568.3MB). Free memory was 42.9MB in the beginning and 344.3MB in the end (delta: -301.4MB). Peak memory consumption was 342.0MB. Max. memory is 16.1GB. [2021-11-23 15:06:42,909 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:42,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4240.24ms. Allocated memory was 77.6MB in the beginning and 190.8MB in the end (delta: 113.2MB). Free memory was 42.6MB in the beginning and 75.3MB in the end (delta: -32.7MB). Peak memory consumption was 108.8MB. Max. memory is 16.1GB. [2021-11-23 15:06:42,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 802.46ms. Allocated memory was 190.8MB in the beginning and 323.0MB in the end (delta: 132.1MB). Free memory was 74.2MB in the beginning and 190.1MB in the end (delta: -115.9MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-11-23 15:06:42,911 INFO L158 Benchmark]: Boogie Preprocessor took 690.60ms. Allocated memory is still 323.0MB. Free memory was 190.1MB in the beginning and 193.6MB in the end (delta: -3.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 15:06:42,912 INFO L158 Benchmark]: RCFGBuilder took 68765.64ms. Allocated memory was 323.0MB in the beginning and 645.9MB in the end (delta: 323.0MB). Free memory was 193.5MB in the beginning and 344.3MB in the end (delta: -150.8MB). Peak memory consumption was 246.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:42,916 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4240.24ms. Allocated memory was 77.6MB in the beginning and 190.8MB in the end (delta: 113.2MB). Free memory was 42.6MB in the beginning and 75.3MB in the end (delta: -32.7MB). Peak memory consumption was 108.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 802.46ms. Allocated memory was 190.8MB in the beginning and 323.0MB in the end (delta: 132.1MB). Free memory was 74.2MB in the beginning and 190.1MB in the end (delta: -115.9MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 690.60ms. Allocated memory is still 323.0MB. Free memory was 190.1MB in the beginning and 193.6MB in the end (delta: -3.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * RCFGBuilder took 68765.64ms. Allocated memory was 323.0MB in the beginning and 645.9MB in the end (delta: 323.0MB). Free memory was 193.5MB in the beginning and 344.3MB in the end (delta: -150.8MB). Peak memory consumption was 246.4MB. 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 15:06:42,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5baf239-02a0-4e49-9f06-cfe67a91fd41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable