./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label55.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_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/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_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label55.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/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_77991ead-af6f-450d-8b87-59482dc093d0/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 5f075a4b49a2356a49381d6b415c5ab1ced0304fad6c6d6641d95ed6b897506f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:28,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:28,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:28,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:28,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:28,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:28,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:28,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:28,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:28,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:28,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:28,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:28,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:28,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:28,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:28,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:28,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:28,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:28,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:28,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:28,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:28,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:28,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:28,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:28,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:28,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:28,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:28,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:28,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:28,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:28,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:28,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:28,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:28,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:28,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:28,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:28,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:28,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:28,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:28,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:28,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:28,160 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:28,189 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:28,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:28,192 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:28,193 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:28,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:28,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:28,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:28,194 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:28,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:28,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:28,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:28,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:28,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:28,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:28,197 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:28,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:28,197 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:28,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:28,198 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:28,198 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:28,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:28,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:28,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:28,199 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:28,199 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:28,199 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:28,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:28,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:28,200 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_77991ead-af6f-450d-8b87-59482dc093d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f075a4b49a2356a49381d6b415c5ab1ced0304fad6c6d6641d95ed6b897506f [2021-11-23 15:56:28,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:28,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:28,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:28,516 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:28,517 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:28,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label55.c [2021-11-23 15:56:28,596 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/data/b38b6069f/9f22428a35304ebba20f9d921bc95e78/FLAG0d6d8d266 [2021-11-23 15:56:29,281 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:29,282 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/sv-benchmarks/c/eca-rers2012/Problem10_label55.c [2021-11-23 15:56:29,293 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/data/b38b6069f/9f22428a35304ebba20f9d921bc95e78/FLAG0d6d8d266 [2021-11-23 15:56:29,527 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/data/b38b6069f/9f22428a35304ebba20f9d921bc95e78 [2021-11-23 15:56:29,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:29,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:29,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:29,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:29,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:29,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7628a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:29, skipping insertion in model container [2021-11-23 15:56:29,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:29" (1/1) ... [2021-11-23 15:56:29,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:29,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:29,834 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_77991ead-af6f-450d-8b87-59482dc093d0/sv-benchmarks/c/eca-rers2012/Problem10_label55.c[2278,2291] [2021-11-23 15:56:30,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:30,112 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:30,130 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_77991ead-af6f-450d-8b87-59482dc093d0/sv-benchmarks/c/eca-rers2012/Problem10_label55.c[2278,2291] [2021-11-23 15:56:30,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:30,257 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:30,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30 WrapperNode [2021-11-23 15:56:30,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:30,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:30,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:30,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:30,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,389 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2021-11-23 15:56:30,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:30,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:30,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:30,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:30,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:30,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:30,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:30,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:30,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:30" (1/1) ... [2021-11-23 15:56:30,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:30,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:30,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:30,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:30,666 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:30,667 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:31,959 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:31,993 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:31,996 INFO L158 Benchmark]: Toolchain (without parser) took 2463.94ms. Allocated memory is still 115.3MB. Free memory was 78.9MB in the beginning and 46.6MB in the end (delta: 32.3MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,997 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 58.2MB in the beginning and 58.2MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:31,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 719.68ms. Allocated memory is still 115.3MB. Free memory was 78.7MB in the beginning and 73.9MB in the end (delta: 4.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:31,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.86ms. Allocated memory is still 115.3MB. Free memory was 73.4MB in the beginning and 65.6MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:32,000 INFO L158 Benchmark]: Boogie Preprocessor took 116.34ms. Allocated memory is still 115.3MB. Free memory was 65.6MB in the beginning and 60.8MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:32,000 INFO L158 Benchmark]: RCFGBuilder took 1483.03ms. Allocated memory is still 115.3MB. Free memory was 60.8MB in the beginning and 46.6MB in the end (delta: 14.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:32,004 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 58.2MB in the beginning and 58.2MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 719.68ms. Allocated memory is still 115.3MB. Free memory was 78.7MB in the beginning and 73.9MB in the end (delta: 4.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.86ms. Allocated memory is still 115.3MB. Free memory was 73.4MB in the beginning and 65.6MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.34ms. Allocated memory is still 115.3MB. Free memory was 65.6MB in the beginning and 60.8MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1483.03ms. Allocated memory is still 115.3MB. Free memory was 60.8MB in the beginning and 46.6MB in the end (delta: 14.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:32,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/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_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/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_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label55.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/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_77991ead-af6f-450d-8b87-59482dc093d0/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 5f075a4b49a2356a49381d6b415c5ab1ced0304fad6c6d6641d95ed6b897506f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:34,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:34,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:34,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:34,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:34,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:34,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:34,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:34,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:34,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:34,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:34,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:34,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:34,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:34,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:34,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:34,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:34,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:34,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:34,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:34,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:34,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:34,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:34,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:34,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:34,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:34,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:34,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:34,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:34,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:34,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:34,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:34,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:34,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:34,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:34,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:34,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:34,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:34,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:34,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:34,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:34,884 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:34,925 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:34,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:34,926 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:34,926 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:34,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:34,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:34,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:34,929 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:34,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:34,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:34,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:34,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:34,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:34,931 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:34,931 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:34,931 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:34,932 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:34,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:34,932 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:34,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:34,932 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:34,933 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:34,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:34,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:34,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:34,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:34,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:34,934 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:34,934 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:34,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:34,934 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:34,935 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:34,935 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_77991ead-af6f-450d-8b87-59482dc093d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f075a4b49a2356a49381d6b415c5ab1ced0304fad6c6d6641d95ed6b897506f [2021-11-23 15:56:35,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:35,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:35,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:35,341 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:35,342 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:35,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label55.c [2021-11-23 15:56:35,430 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/data/a13d79433/7adb0edc69a34e02af66359c40de9391/FLAG65a184742 [2021-11-23 15:56:36,113 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:36,113 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/sv-benchmarks/c/eca-rers2012/Problem10_label55.c [2021-11-23 15:56:36,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/data/a13d79433/7adb0edc69a34e02af66359c40de9391/FLAG65a184742 [2021-11-23 15:56:36,158 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/data/a13d79433/7adb0edc69a34e02af66359c40de9391 [2021-11-23 15:56:36,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:36,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:36,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:36,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:36,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:36,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:36,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34e04a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36, skipping insertion in model container [2021-11-23 15:56:36,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:36,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:36,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:36,445 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_77991ead-af6f-450d-8b87-59482dc093d0/sv-benchmarks/c/eca-rers2012/Problem10_label55.c[2278,2291] [2021-11-23 15:56:36,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:36,706 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:36,728 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_77991ead-af6f-450d-8b87-59482dc093d0/sv-benchmarks/c/eca-rers2012/Problem10_label55.c[2278,2291] [2021-11-23 15:56:36,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:36,888 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:36,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36 WrapperNode [2021-11-23 15:56:36,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:36,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:36,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:36,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:36,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:36,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:36,992 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 595 [2021-11-23 15:56:36,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:36,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:36,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:36,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:37,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:37,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:37,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:37,111 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:37,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:37,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:37,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:37,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:37,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:37,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:37,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:37,314 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:37,315 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:40,632 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:40,674 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:40,679 INFO L158 Benchmark]: Toolchain (without parser) took 4509.10ms. Allocated memory was 54.5MB in the beginning and 88.1MB in the end (delta: 33.6MB). Free memory was 30.9MB in the beginning and 41.8MB in the end (delta: -10.9MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2021-11-23 15:56:40,679 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 36.0MB in the beginning and 36.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:40,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.66ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.7MB in the beginning and 43.5MB in the end (delta: -12.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:40,681 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.86ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 37.9MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:40,682 INFO L158 Benchmark]: Boogie Preprocessor took 116.50ms. Allocated memory is still 67.1MB. Free memory was 37.9MB in the beginning and 33.9MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:40,683 INFO L158 Benchmark]: RCFGBuilder took 3566.29ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 33.7MB in the beginning and 41.8MB in the end (delta: -8.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:40,686 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 36.0MB in the beginning and 36.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.66ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.7MB in the beginning and 43.5MB in the end (delta: -12.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.86ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 37.9MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.50ms. Allocated memory is still 67.1MB. Free memory was 37.9MB in the beginning and 33.9MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3566.29ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 33.7MB in the beginning and 41.8MB in the end (delta: -8.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:40,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77991ead-af6f-450d-8b87-59482dc093d0/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