./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label39.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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/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 0d7a1ac2bddd27216563c8e31b878b94b733d43befd074e50a1bdc6b73a7213c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:49,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:49,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:49,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:49,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:49,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:49,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:49,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:49,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:49,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:49,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:49,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:49,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:49,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:49,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:49,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:49,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:49,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:49,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:49,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:49,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:49,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:49,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:49,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:49,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:49,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:49,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:49,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:49,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:49,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:49,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:49,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:49,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:49,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:49,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:49,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:49,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:49,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:49,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:49,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:49,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:49,485 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:49,508 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:49,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:49,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:49,510 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:49,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:49,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:49,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:49,511 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:49,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:49,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:49,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:49,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:49,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:49,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:49,513 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:49,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:49,513 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:49,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:49,514 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:49,514 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:49,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:49,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:49,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:49,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:49,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:49,515 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:49,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:49,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:49,516 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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d7a1ac2bddd27216563c8e31b878b94b733d43befd074e50a1bdc6b73a7213c [2021-11-23 15:58:49,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:49,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:49,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:49,795 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:49,799 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:49,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2021-11-23 15:58:49,894 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/data/2e5bb8891/769cb994de6c4dad809c63e7d3dab514/FLAG59e0b45fb [2021-11-23 15:58:50,636 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:50,637 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2021-11-23 15:58:50,666 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/data/2e5bb8891/769cb994de6c4dad809c63e7d3dab514/FLAG59e0b45fb [2021-11-23 15:58:50,770 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/data/2e5bb8891/769cb994de6c4dad809c63e7d3dab514 [2021-11-23 15:58:50,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:50,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:50,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:50,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:50,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:50,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:50" (1/1) ... [2021-11-23 15:58:50,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@695d48cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:50, skipping insertion in model container [2021-11-23 15:58:50,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:50" (1/1) ... [2021-11-23 15:58:50,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:50,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:51,166 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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/sv-benchmarks/c/eca-rers2012/Problem17_label39.c[9366,9379] [2021-11-23 15:58:51,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:51,877 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:51,919 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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/sv-benchmarks/c/eca-rers2012/Problem17_label39.c[9366,9379] [2021-11-23 15:58:52,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:52,304 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:52,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52 WrapperNode [2021-11-23 15:58:52,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:52,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:52,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:52,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:52,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:52,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:52,760 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2611 [2021-11-23 15:58:52,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:52,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:52,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:52,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:52,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:52,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:52,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:52,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:52,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:53,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:53,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:53,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:53,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:53,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:53,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:53,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:53,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:53,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:53,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:53,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:53,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:53,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:53,379 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:53,382 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:57,847 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:57,894 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:57,902 INFO L158 Benchmark]: Toolchain (without parser) took 7124.42ms. Allocated memory was 100.7MB in the beginning and 371.2MB in the end (delta: 270.5MB). Free memory was 75.9MB in the beginning and 257.4MB in the end (delta: -181.5MB). Peak memory consumption was 200.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,906 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:57,908 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1532.48ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 75.9MB in the beginning and 60.2MB in the end (delta: 15.7MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 453.45ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 60.2MB in the beginning and 98.6MB in the end (delta: -38.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,914 INFO L158 Benchmark]: Boogie Preprocessor took 457.33ms. Allocated memory is still 182.5MB. Free memory was 98.6MB in the beginning and 86.7MB in the end (delta: 11.9MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,915 INFO L158 Benchmark]: RCFGBuilder took 4675.73ms. Allocated memory was 182.5MB in the beginning and 371.2MB in the end (delta: 188.7MB). Free memory was 86.7MB in the beginning and 257.4MB in the end (delta: -170.7MB). Peak memory consumption was 132.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:57,924 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1532.48ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 75.9MB in the beginning and 60.2MB in the end (delta: 15.7MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 453.45ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 60.2MB in the beginning and 98.6MB in the end (delta: -38.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 457.33ms. Allocated memory is still 182.5MB. Free memory was 98.6MB in the beginning and 86.7MB in the end (delta: 11.9MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4675.73ms. Allocated memory was 182.5MB in the beginning and 371.2MB in the end (delta: 188.7MB). Free memory was 86.7MB in the beginning and 257.4MB in the end (delta: -170.7MB). Peak memory consumption was 132.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:57,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/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 0d7a1ac2bddd27216563c8e31b878b94b733d43befd074e50a1bdc6b73a7213c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:00,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:00,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:00,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:00,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:00,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:00,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:00,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:00,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:00,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:00,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:00,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:00,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:00,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:00,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:00,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:00,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:00,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:00,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:00,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:00,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:00,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:00,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:00,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:00,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:00,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:00,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:00,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:00,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:00,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:00,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:00,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:00,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:00,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:00,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:00,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:00,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:00,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:00,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:00,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:00,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:00,408 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:00,446 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:00,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:00,447 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:00,447 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:00,448 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:00,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:00,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:00,449 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:00,449 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:00,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:00,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:00,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:00,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:00,451 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:00,451 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:00,451 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:00,452 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:00,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:00,452 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:00,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:00,452 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:00,453 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:00,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:00,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:00,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:00,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:00,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:00,454 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:00,454 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:00,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:00,454 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:00,455 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:00,455 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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d7a1ac2bddd27216563c8e31b878b94b733d43befd074e50a1bdc6b73a7213c [2021-11-23 15:59:00,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:00,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:00,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:00,867 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:00,868 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:00,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2021-11-23 15:59:00,950 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/data/5aff5a729/1f37dda709d2467d871f5dcd9fa63c4a/FLAG40dcfbf07 [2021-11-23 15:59:01,730 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:01,730 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2021-11-23 15:59:01,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/data/5aff5a729/1f37dda709d2467d871f5dcd9fa63c4a/FLAG40dcfbf07 [2021-11-23 15:59:01,793 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/data/5aff5a729/1f37dda709d2467d871f5dcd9fa63c4a [2021-11-23 15:59:01,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:01,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:01,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:01,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:01,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:01,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f489876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:01, skipping insertion in model container [2021-11-23 15:59:01,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:01" (1/1) ... [2021-11-23 15:59:01,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:01,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:02,172 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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/sv-benchmarks/c/eca-rers2012/Problem17_label39.c[9366,9379] [2021-11-23 15:59:03,012 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:03,028 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:03,079 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_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/sv-benchmarks/c/eca-rers2012/Problem17_label39.c[9366,9379] [2021-11-23 15:59:03,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:03,466 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:03,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03 WrapperNode [2021-11-23 15:59:03,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:03,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:03,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:03,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:03,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,675 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2608 [2021-11-23 15:59:03,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:03,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:03,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:03,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:03,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:03,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:03,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:03,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:03,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:03" (1/1) ... [2021-11-23 15:59:03,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:03,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:03,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:03,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:03,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:03,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:03,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:03,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:04,072 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:04,074 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:32,801 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:32,844 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:59:32,849 INFO L158 Benchmark]: Toolchain (without parser) took 31047.83ms. Allocated memory was 75.5MB in the beginning and 237.0MB in the end (delta: 161.5MB). Free memory was 51.7MB in the beginning and 157.0MB in the end (delta: -105.3MB). Peak memory consumption was 90.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:32,849 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:32,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1664.31ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 51.5MB in the beginning and 48.6MB in the end (delta: 3.0MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2021-11-23 15:59:32,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 207.47ms. Allocated memory is still 100.7MB. Free memory was 48.6MB in the beginning and 51.3MB in the end (delta: -2.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:32,852 INFO L158 Benchmark]: Boogie Preprocessor took 210.70ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 51.3MB in the beginning and 88.8MB in the end (delta: -37.5MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:32,853 INFO L158 Benchmark]: RCFGBuilder took 28957.35ms. Allocated memory was 144.7MB in the beginning and 237.0MB in the end (delta: 92.3MB). Free memory was 88.8MB in the beginning and 157.0MB in the end (delta: -68.2MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2021-11-23 15:59:32,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1664.31ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 51.5MB in the beginning and 48.6MB in the end (delta: 3.0MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 207.47ms. Allocated memory is still 100.7MB. Free memory was 48.6MB in the beginning and 51.3MB in the end (delta: -2.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 210.70ms. Allocated memory was 100.7MB in the beginning and 144.7MB in the end (delta: 44.0MB). Free memory was 51.3MB in the beginning and 88.8MB in the end (delta: -37.5MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * RCFGBuilder took 28957.35ms. Allocated memory was 144.7MB in the beginning and 237.0MB in the end (delta: 92.3MB). Free memory was 88.8MB in the beginning and 157.0MB in the end (delta: -68.2MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:59:32,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab07cc61-4a2c-4e68-8919-55aaf81dbc41/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