./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label54.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_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/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_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/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_315e8eb7-92c9-401a-b6be-999cbbccbc93/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 83b9baf9f6deb0db64cb6e97ea77e31e0e6aa56bc46a9ba9c0c02a0377225524 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:44,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:44,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:44,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:44,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:44,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:44,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:44,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:44,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:44,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:44,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:44,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:44,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:44,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:44,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:44,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:44,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:44,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:44,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:44,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:44,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:44,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:44,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:44,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:44,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:44,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:44,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:44,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:44,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:44,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:44,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:44,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:44,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:44,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:44,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:44,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:44,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:44,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:44,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:44,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:44,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:44,141 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:44,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:44,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:44,177 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:44,177 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:44,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:44,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:44,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:44,179 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:44,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:44,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:44,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:44,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:44,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:44,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:44,188 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:44,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:44,189 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:44,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:44,189 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:44,189 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:44,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:44,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:44,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:44,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:44,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:44,191 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:44,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:44,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:44,193 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_315e8eb7-92c9-401a-b6be-999cbbccbc93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83b9baf9f6deb0db64cb6e97ea77e31e0e6aa56bc46a9ba9c0c02a0377225524 [2021-11-23 15:46:44,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:44,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:44,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:44,631 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:44,632 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:44,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem03_label54.c [2021-11-23 15:46:44,733 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/data/6b5914dd8/cf7af1b5627b4ae58bd6b7b217a3c769/FLAGd75c7db15 [2021-11-23 15:46:45,585 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:45,593 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/sv-benchmarks/c/eca-rers2012/Problem03_label54.c [2021-11-23 15:46:45,623 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/data/6b5914dd8/cf7af1b5627b4ae58bd6b7b217a3c769/FLAGd75c7db15 [2021-11-23 15:46:45,651 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/data/6b5914dd8/cf7af1b5627b4ae58bd6b7b217a3c769 [2021-11-23 15:46:45,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:45,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:45,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:45,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:45,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:45,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:45" (1/1) ... [2021-11-23 15:46:45,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d6878e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:45, skipping insertion in model container [2021-11-23 15:46:45,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:45" (1/1) ... [2021-11-23 15:46:45,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:45,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:46,667 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_315e8eb7-92c9-401a-b6be-999cbbccbc93/sv-benchmarks/c/eca-rers2012/Problem03_label54.c[56627,56640] [2021-11-23 15:46:46,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:46,730 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:47,103 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_315e8eb7-92c9-401a-b6be-999cbbccbc93/sv-benchmarks/c/eca-rers2012/Problem03_label54.c[56627,56640] [2021-11-23 15:46:47,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:47,185 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:47,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47 WrapperNode [2021-11-23 15:46:47,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:47,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:47,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:47,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:47,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,429 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2021-11-23 15:46:47,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:47,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:47,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:47,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:47,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:47,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:47,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:47,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:47,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:47" (1/1) ... [2021-11-23 15:46:47,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:47,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:47,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:47,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:47,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:47,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:47,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:47,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:47,835 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:47,837 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:50,090 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:50,164 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 15:46:50,171 INFO L158 Benchmark]: Toolchain (without parser) took 4512.83ms. Allocated memory was 117.4MB in the beginning and 182.5MB in the end (delta: 65.0MB). Free memory was 72.3MB in the beginning and 105.5MB in the end (delta: -33.2MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:50,173 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 94.3MB in the end (delta: 82.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:50,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1528.54ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 84.5MB in the end (delta: -12.4MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2021-11-23 15:46:50,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 243.19ms. Allocated memory was 117.4MB in the beginning and 182.5MB in the end (delta: 65.0MB). Free memory was 84.5MB in the beginning and 137.1MB in the end (delta: -52.6MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:50,177 INFO L158 Benchmark]: Boogie Preprocessor took 159.50ms. Allocated memory is still 182.5MB. Free memory was 137.1MB in the beginning and 126.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:50,178 INFO L158 Benchmark]: RCFGBuilder took 2575.48ms. Allocated memory is still 182.5MB. Free memory was 126.6MB in the beginning and 105.5MB in the end (delta: 21.0MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. [2021-11-23 15:46:50,190 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 94.3MB in the end (delta: 82.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1528.54ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 84.5MB in the end (delta: -12.4MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 243.19ms. Allocated memory was 117.4MB in the beginning and 182.5MB in the end (delta: 65.0MB). Free memory was 84.5MB in the beginning and 137.1MB in the end (delta: -52.6MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.50ms. Allocated memory is still 182.5MB. Free memory was 137.1MB in the beginning and 126.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2575.48ms. Allocated memory is still 182.5MB. Free memory was 126.6MB in the beginning and 105.5MB in the end (delta: 21.0MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:46:50,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/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_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/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_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/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_315e8eb7-92c9-401a-b6be-999cbbccbc93/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 83b9baf9f6deb0db64cb6e97ea77e31e0e6aa56bc46a9ba9c0c02a0377225524 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:53,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:53,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:53,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:53,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:53,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:53,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:53,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:53,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:53,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:53,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:53,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:53,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:53,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:53,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:53,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:53,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:53,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:53,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:53,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:53,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:53,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:53,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:53,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:53,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:53,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:53,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:53,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:53,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:53,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:53,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:53,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:53,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:53,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:53,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:53,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:53,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:53,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:53,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:53,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:53,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:53,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:53,551 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:53,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:53,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:53,553 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:53,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:53,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:53,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:53,556 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:53,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:53,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:53,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:53,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:53,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:53,559 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:53,559 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:53,560 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:53,560 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:53,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:53,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:53,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:53,561 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:53,561 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:53,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:53,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:53,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:53,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:53,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:53,563 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:53,563 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:53,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:53,564 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:53,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:53,565 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_315e8eb7-92c9-401a-b6be-999cbbccbc93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83b9baf9f6deb0db64cb6e97ea77e31e0e6aa56bc46a9ba9c0c02a0377225524 [2021-11-23 15:46:54,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:54,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:54,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:54,100 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:54,101 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:54,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem03_label54.c [2021-11-23 15:46:54,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/data/23ccd0779/bb1e6e7cf4844d4495fd93cb3cd58af6/FLAG672db8d01 [2021-11-23 15:46:55,120 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:55,121 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/sv-benchmarks/c/eca-rers2012/Problem03_label54.c [2021-11-23 15:46:55,142 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/data/23ccd0779/bb1e6e7cf4844d4495fd93cb3cd58af6/FLAG672db8d01 [2021-11-23 15:46:55,234 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/data/23ccd0779/bb1e6e7cf4844d4495fd93cb3cd58af6 [2021-11-23 15:46:55,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:55,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:55,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:55,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:55,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:55,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:55" (1/1) ... [2021-11-23 15:46:55,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ba068f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:55, skipping insertion in model container [2021-11-23 15:46:55,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:55" (1/1) ... [2021-11-23 15:46:55,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:55,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:56,030 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_315e8eb7-92c9-401a-b6be-999cbbccbc93/sv-benchmarks/c/eca-rers2012/Problem03_label54.c[56627,56640] [2021-11-23 15:46:56,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:56,076 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:56,319 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_315e8eb7-92c9-401a-b6be-999cbbccbc93/sv-benchmarks/c/eca-rers2012/Problem03_label54.c[56627,56640] [2021-11-23 15:46:56,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:56,353 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:56,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56 WrapperNode [2021-11-23 15:46:56,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:56,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:56,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:56,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:56,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56" (1/1) ... [2021-11-23 15:46:56,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56" (1/1) ... [2021-11-23 15:46:56,521 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1769 [2021-11-23 15:46:56,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:56,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:56,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:56,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:56,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56" (1/1) ... [2021-11-23 15:46:56,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56" (1/1) ... [2021-11-23 15:46:56,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56" (1/1) ... [2021-11-23 15:46:56,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56" (1/1) ... [2021-11-23 15:46:56,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56" (1/1) ... [2021-11-23 15:46:56,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56" (1/1) ... [2021-11-23 15:46:56,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56" (1/1) ... [2021-11-23 15:46:56,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:56,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:56,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:56,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:56,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:56" (1/1) ... [2021-11-23 15:46:56,677 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:56,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:56,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:56,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:56,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:56,893 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:56,895 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:59,334 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:59,369 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 15:46:59,373 INFO L158 Benchmark]: Toolchain (without parser) took 4132.49ms. Allocated memory was 60.8MB in the beginning and 148.9MB in the end (delta: 88.1MB). Free memory was 33.0MB in the beginning and 73.2MB in the end (delta: -40.3MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2021-11-23 15:46:59,373 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 60.8MB. Free memory was 41.9MB in the beginning and 41.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:59,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1111.87ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 32.7MB in the beginning and 32.6MB in the end (delta: 105.7kB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2021-11-23 15:46:59,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.20ms. Allocated memory is still 73.4MB. Free memory was 32.6MB in the beginning and 34.8MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:59,376 INFO L158 Benchmark]: Boogie Preprocessor took 145.19ms. Allocated memory is still 73.4MB. Free memory was 34.8MB in the beginning and 35.1MB in the end (delta: -279.6kB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2021-11-23 15:46:59,377 INFO L158 Benchmark]: RCFGBuilder took 2702.28ms. Allocated memory was 73.4MB in the beginning and 148.9MB in the end (delta: 75.5MB). Free memory was 34.8MB in the beginning and 73.2MB in the end (delta: -38.4MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2021-11-23 15:46:59,387 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 60.8MB. Free memory was 41.9MB in the beginning and 41.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1111.87ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 32.7MB in the beginning and 32.6MB in the end (delta: 105.7kB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.20ms. Allocated memory is still 73.4MB. Free memory was 32.6MB in the beginning and 34.8MB in the end (delta: -2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 145.19ms. Allocated memory is still 73.4MB. Free memory was 34.8MB in the beginning and 35.1MB in the end (delta: -279.6kB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * RCFGBuilder took 2702.28ms. Allocated memory was 73.4MB in the beginning and 148.9MB in the end (delta: 75.5MB). Free memory was 34.8MB in the beginning and 73.2MB in the end (delta: -38.4MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:46:59,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315e8eb7-92c9-401a-b6be-999cbbccbc93/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