./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label03.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_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/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_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/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_056f2c6f-87f0-488f-8f8d-7537b01f1904/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 26e05216e875976d2a927f5405c2e5bc5a3ea5afc4bbe64c3ca3f67a96ae3961 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:44,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:44,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:44,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:44,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:44,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:44,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:44,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:44,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:44,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:44,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:44,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:44,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:44,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:44,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:44,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:44,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:44,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:44,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:44,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:44,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:44,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:44,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:44,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:44,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:44,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:44,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:44,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:44,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:44,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:44,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:44,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:44,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:44,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:44,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:44,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:44,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:44,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:44,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:44,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:44,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:44,336 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:39:44,378 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:44,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:44,382 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:44,382 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:44,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:44,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:44,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:44,385 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:44,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:39:44,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:44,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:44,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:44,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:44,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:44,386 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:44,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:44,387 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:44,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:44,387 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:44,387 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:44,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:44,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:44,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:44,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:44,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:44,389 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:39:44,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:39:44,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:44,390 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_056f2c6f-87f0-488f-8f8d-7537b01f1904/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26e05216e875976d2a927f5405c2e5bc5a3ea5afc4bbe64c3ca3f67a96ae3961 [2021-11-23 15:39:44,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:44,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:44,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:44,727 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:44,729 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:44,730 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2021-11-23 15:39:44,811 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/data/d07373dc4/3c53da0fee834e8db24aebfb969378a3/FLAGfdd5ce602 [2021-11-23 15:39:45,784 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:45,786 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2021-11-23 15:39:45,838 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/data/d07373dc4/3c53da0fee834e8db24aebfb969378a3/FLAGfdd5ce602 [2021-11-23 15:39:46,132 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/data/d07373dc4/3c53da0fee834e8db24aebfb969378a3 [2021-11-23 15:39:46,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:46,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:46,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:46,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:46,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:46,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:46" (1/1) ... [2021-11-23 15:39:46,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e4f940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:46, skipping insertion in model container [2021-11-23 15:39:46,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:46" (1/1) ... [2021-11-23 15:39:46,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:46,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:46,853 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_056f2c6f-87f0-488f-8f8d-7537b01f1904/sv-benchmarks/c/eca-rers2012/Problem19_label03.c[7444,7457] [2021-11-23 15:39:48,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:48,766 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:48,830 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_056f2c6f-87f0-488f-8f8d-7537b01f1904/sv-benchmarks/c/eca-rers2012/Problem19_label03.c[7444,7457] [2021-11-23 15:39:49,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:49,934 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:49,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49 WrapperNode [2021-11-23 15:39:49,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:49,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:49,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:49,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:49,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2021-11-23 15:39:50,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2021-11-23 15:39:50,938 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:39:50,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:50,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:50,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:50,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:50,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2021-11-23 15:39:50,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2021-11-23 15:39:51,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2021-11-23 15:39:51,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2021-11-23 15:39:51,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2021-11-23 15:39:51,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2021-11-23 15:39:51,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2021-11-23 15:39:52,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:52,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:52,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:52,062 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:52,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2021-11-23 15:39:52,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:52,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:52,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:52,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:52,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:52,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:39:52,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:52,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:52,202 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:52,204 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:00,869 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:00,960 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 15:40:00,967 INFO L158 Benchmark]: Toolchain (without parser) took 14827.75ms. Allocated memory was 144.7MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 106.1MB in the beginning and 1.0GB in the end (delta: -897.4MB). Peak memory consumption was 462.8MB. Max. memory is 16.1GB. [2021-11-23 15:40:00,968 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 144.7MB. Free memory was 121.8MB in the beginning and 121.7MB in the end (delta: 87.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:00,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3795.92ms. Allocated memory was 144.7MB in the beginning and 318.8MB in the end (delta: 174.1MB). Free memory was 105.7MB in the beginning and 209.0MB in the end (delta: -103.3MB). Peak memory consumption was 129.1MB. Max. memory is 16.1GB. [2021-11-23 15:40:00,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 1002.01ms. Allocated memory is still 318.8MB. Free memory was 209.0MB in the beginning and 116.8MB in the end (delta: 92.2MB). Peak memory consumption was 160.4MB. Max. memory is 16.1GB. [2021-11-23 15:40:00,973 INFO L158 Benchmark]: Boogie Preprocessor took 1120.41ms. Allocated memory was 318.8MB in the beginning and 637.5MB in the end (delta: 318.8MB). Free memory was 116.8MB in the beginning and 399.8MB in the end (delta: -283.0MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:00,974 INFO L158 Benchmark]: RCFGBuilder took 8902.07ms. Allocated memory was 637.5MB in the beginning and 1.3GB in the end (delta: 666.9MB). Free memory was 399.8MB in the beginning and 1.0GB in the end (delta: -603.7MB). Peak memory consumption was 265.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:00,983 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 144.7MB. Free memory was 121.8MB in the beginning and 121.7MB in the end (delta: 87.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3795.92ms. Allocated memory was 144.7MB in the beginning and 318.8MB in the end (delta: 174.1MB). Free memory was 105.7MB in the beginning and 209.0MB in the end (delta: -103.3MB). Peak memory consumption was 129.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1002.01ms. Allocated memory is still 318.8MB. Free memory was 209.0MB in the beginning and 116.8MB in the end (delta: 92.2MB). Peak memory consumption was 160.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1120.41ms. Allocated memory was 318.8MB in the beginning and 637.5MB in the end (delta: 318.8MB). Free memory was 116.8MB in the beginning and 399.8MB in the end (delta: -283.0MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8902.07ms. Allocated memory was 637.5MB in the beginning and 1.3GB in the end (delta: 666.9MB). Free memory was 399.8MB in the beginning and 1.0GB in the end (delta: -603.7MB). Peak memory consumption was 265.6MB. 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 15:40:01,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/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_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/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_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/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_056f2c6f-87f0-488f-8f8d-7537b01f1904/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 26e05216e875976d2a927f5405c2e5bc5a3ea5afc4bbe64c3ca3f67a96ae3961 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:03,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:03,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:03,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:03,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:03,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:03,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:03,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:03,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:03,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:03,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:03,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:03,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:03,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:03,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:03,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:03,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:03,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:03,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:03,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:03,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:03,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:03,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:03,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:03,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:03,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:03,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:03,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:03,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:03,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:03,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:03,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:03,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:03,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:03,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:03,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:03,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:03,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:03,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:03,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:03,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:03,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:40:03,752 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:03,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:03,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:03,753 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:03,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:03,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:03,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:03,755 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:03,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:03,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:03,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:03,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:03,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:03,756 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:40:03,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:40:03,757 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:40:03,757 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:03,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:03,757 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:03,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:03,758 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:03,758 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:03,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:03,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:03,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:03,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:03,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:03,759 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:40:03,760 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:40:03,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:03,760 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:40:03,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:40:03,761 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_056f2c6f-87f0-488f-8f8d-7537b01f1904/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26e05216e875976d2a927f5405c2e5bc5a3ea5afc4bbe64c3ca3f67a96ae3961 [2021-11-23 15:40:04,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:04,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:04,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:04,210 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:04,211 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:04,212 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2021-11-23 15:40:04,285 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/data/6db33d32d/8c0f3ead0a71487c980e91224e66ba30/FLAGf7c224bb7 [2021-11-23 15:40:05,338 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:05,340 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2021-11-23 15:40:05,407 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/data/6db33d32d/8c0f3ead0a71487c980e91224e66ba30/FLAGf7c224bb7 [2021-11-23 15:40:05,646 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/data/6db33d32d/8c0f3ead0a71487c980e91224e66ba30 [2021-11-23 15:40:05,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:05,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:05,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:05,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:05,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:05,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@592d1a68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:05, skipping insertion in model container [2021-11-23 15:40:05,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:05" (1/1) ... [2021-11-23 15:40:05,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:05,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:06,264 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_056f2c6f-87f0-488f-8f8d-7537b01f1904/sv-benchmarks/c/eca-rers2012/Problem19_label03.c[7444,7457] [2021-11-23 15:40:08,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:08,150 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:08,198 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_056f2c6f-87f0-488f-8f8d-7537b01f1904/sv-benchmarks/c/eca-rers2012/Problem19_label03.c[7444,7457] [2021-11-23 15:40:09,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:09,558 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:09,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09 WrapperNode [2021-11-23 15:40:09,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:09,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:09,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:09,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:09,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:09,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,067 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:40:10,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:10,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:10,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:10,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:10,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:10,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:10,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:10,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:10,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09" (1/1) ... [2021-11-23 15:40:10,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:10,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:10,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:10,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:10,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:10,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:40:10,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:10,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:10,856 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:10,858 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:17,334 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:17,402 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 15:41:17,407 INFO L158 Benchmark]: Toolchain (without parser) took 71754.91ms. Allocated memory was 65.0MB in the beginning and 771.8MB in the end (delta: 706.7MB). Free memory was 28.9MB in the beginning and 446.7MB in the end (delta: -417.8MB). Peak memory consumption was 466.9MB. Max. memory is 16.1GB. [2021-11-23 15:41:17,408 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:17,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3906.50ms. Allocated memory was 65.0MB in the beginning and 192.9MB in the end (delta: 127.9MB). Free memory was 28.7MB in the beginning and 80.4MB in the end (delta: -51.7MB). Peak memory consumption was 111.9MB. Max. memory is 16.1GB. [2021-11-23 15:41:17,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 507.53ms. Allocated memory is still 192.9MB. Free memory was 79.3MB in the beginning and 62.6MB in the end (delta: 16.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 15:41:17,410 INFO L158 Benchmark]: Boogie Preprocessor took 574.40ms. Allocated memory was 192.9MB in the beginning and 385.9MB in the end (delta: 192.9MB). Free memory was 62.6MB in the beginning and 246.7MB in the end (delta: -184.2MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2021-11-23 15:41:17,411 INFO L158 Benchmark]: RCFGBuilder took 66760.06ms. Allocated memory was 385.9MB in the beginning and 771.8MB in the end (delta: 385.9MB). Free memory was 246.7MB in the beginning and 446.7MB in the end (delta: -200.0MB). Peak memory consumption was 366.3MB. Max. memory is 16.1GB. [2021-11-23 15:41:17,415 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3906.50ms. Allocated memory was 65.0MB in the beginning and 192.9MB in the end (delta: 127.9MB). Free memory was 28.7MB in the beginning and 80.4MB in the end (delta: -51.7MB). Peak memory consumption was 111.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 507.53ms. Allocated memory is still 192.9MB. Free memory was 79.3MB in the beginning and 62.6MB in the end (delta: 16.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 574.40ms. Allocated memory was 192.9MB in the beginning and 385.9MB in the end (delta: 192.9MB). Free memory was 62.6MB in the beginning and 246.7MB in the end (delta: -184.2MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. * RCFGBuilder took 66760.06ms. Allocated memory was 385.9MB in the beginning and 771.8MB in the end (delta: 385.9MB). Free memory was 246.7MB in the beginning and 446.7MB in the end (delta: -200.0MB). Peak memory consumption was 366.3MB. 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 15:41:17,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_056f2c6f-87f0-488f-8f8d-7537b01f1904/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