./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label40.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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/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 03b22030c2b94ef930561cebe2c4743b8ec5e9a51742d79cc9f9f4aeb7b9bc38 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:23,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:23,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:23,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:23,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:23,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:23,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:23,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:23,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:23,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:23,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:23,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:23,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:23,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:23,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:23,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:23,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:23,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:23,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:23,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:23,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:23,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:23,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:23,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:23,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:23,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:23,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:23,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:23,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:23,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:23,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:23,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:23,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:23,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:23,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:23,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:23,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:23,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:23,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:23,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:23,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:23,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:23,455 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:23,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:23,457 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:23,458 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:23,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:23,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:23,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:23,460 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:23,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:23,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:23,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:23,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:23,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:23,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:23,471 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:23,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:23,472 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:23,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:23,482 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:23,482 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:23,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:23,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:23,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:23,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:23,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:23,485 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:23,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:23,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:23,487 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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03b22030c2b94ef930561cebe2c4743b8ec5e9a51742d79cc9f9f4aeb7b9bc38 [2021-11-23 15:52:23,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:23,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:23,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:23,850 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:23,851 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:23,853 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label40.c [2021-11-23 15:52:23,932 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/data/123b98027/f57e12a7653b41c395c88ce9b17c4ee6/FLAGca69650a3 [2021-11-23 15:52:28,817 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:28,819 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/sv-benchmarks/c/eca-programs/Problem102_label40.c [2021-11-23 15:52:29,163 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/data/123b98027/f57e12a7653b41c395c88ce9b17c4ee6/FLAGca69650a3 [2021-11-23 15:52:29,442 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/data/123b98027/f57e12a7653b41c395c88ce9b17c4ee6 [2021-11-23 15:52:29,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:29,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:29,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:29,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:29,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:29,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:29,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c06c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29, skipping insertion in model container [2021-11-23 15:52:29,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:29,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:31,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:59,059 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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/sv-benchmarks/c/eca-programs/Problem102_label40.c[5712562,5712575] [2021-11-23 15:52:59,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:59,200 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:12,946 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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/sv-benchmarks/c/eca-programs/Problem102_label40.c[5712562,5712575] [2021-11-23 15:53:12,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:18,150 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:18,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18 WrapperNode [2021-11-23 15:53:18,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:18,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:18,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:18,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:18,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:19,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:25,769 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184295 [2021-11-23 15:53:25,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:25,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:25,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:25,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:25,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:25,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:26,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:26,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:29,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:30,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:31,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:31,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:31,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:31,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:31,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:31,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:18" (1/1) ... [2021-11-23 15:53:31,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:31,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:31,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:32,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:32,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:32,370 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:32,372 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:42,633 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:42,917 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 15:54:42,928 INFO L158 Benchmark]: Toolchain (without parser) took 133478.54ms. Allocated memory was 515.9MB in the beginning and 12.3GB in the end (delta: 11.8GB). Free memory was 230.7MB in the beginning and 8.8GB in the end (delta: -8.5GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:54:42,929 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 90.2MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:42,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 48701.76ms. Allocated memory was 515.9MB in the beginning and 5.9GB in the end (delta: 5.4GB). Free memory was 230.0MB in the beginning and 3.9GB in the end (delta: -3.7GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. [2021-11-23 15:54:42,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 7618.27ms. Allocated memory was 5.9GB in the beginning and 8.5GB in the end (delta: 2.6GB). Free memory was 3.9GB in the beginning and 5.9GB in the end (delta: -1.9GB). Peak memory consumption was 889.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:42,934 INFO L158 Benchmark]: Boogie Preprocessor took 6178.75ms. Allocated memory was 8.5GB in the beginning and 11.0GB in the end (delta: 2.6GB). Free memory was 5.9GB in the beginning and 8.0GB in the end (delta: -2.1GB). Peak memory consumption was 717.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:42,935 INFO L158 Benchmark]: RCFGBuilder took 70974.96ms. Allocated memory was 11.0GB in the beginning and 12.3GB in the end (delta: 1.3GB). Free memory was 8.0GB in the beginning and 8.8GB in the end (delta: -800.1MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:54:42,944 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 90.2MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 48701.76ms. Allocated memory was 515.9MB in the beginning and 5.9GB in the end (delta: 5.4GB). Free memory was 230.0MB in the beginning and 3.9GB in the end (delta: -3.7GB). Peak memory consumption was 2.6GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7618.27ms. Allocated memory was 5.9GB in the beginning and 8.5GB in the end (delta: 2.6GB). Free memory was 3.9GB in the beginning and 5.9GB in the end (delta: -1.9GB). Peak memory consumption was 889.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6178.75ms. Allocated memory was 8.5GB in the beginning and 11.0GB in the end (delta: 2.6GB). Free memory was 5.9GB in the beginning and 8.0GB in the end (delta: -2.1GB). Peak memory consumption was 717.2MB. Max. memory is 16.1GB. * RCFGBuilder took 70974.96ms. Allocated memory was 11.0GB in the beginning and 12.3GB in the end (delta: 1.3GB). Free memory was 8.0GB in the beginning and 8.8GB in the end (delta: -800.1MB). Peak memory consumption was 1.0GB. 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 15:54:43,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/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 03b22030c2b94ef930561cebe2c4743b8ec5e9a51742d79cc9f9f4aeb7b9bc38 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:45,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:45,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:45,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:45,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:45,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:45,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:45,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:45,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:45,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:45,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:45,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:45,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:45,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:45,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:45,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:45,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:45,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:45,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:45,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:45,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:45,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:45,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:45,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:45,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:45,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:45,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:45,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:45,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:45,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:45,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:45,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:45,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:45,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:45,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:45,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:45,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:45,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:45,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:45,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:45,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:45,632 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:45,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:45,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:45,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:45,659 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:45,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:45,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:45,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:45,660 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:45,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:45,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:45,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:45,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:45,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:45,661 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:45,662 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:45,662 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:45,662 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:45,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:45,663 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:45,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:45,663 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:45,663 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:45,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:45,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:45,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:45,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:45,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:45,665 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:45,665 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:45,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:45,665 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:45,666 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:45,666 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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03b22030c2b94ef930561cebe2c4743b8ec5e9a51742d79cc9f9f4aeb7b9bc38 [2021-11-23 15:54:46,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:46,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:46,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:46,058 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:46,058 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:46,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label40.c [2021-11-23 15:54:46,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/data/ae81057bc/0908c649acc24dc798b614a4bd42befd/FLAGfb84b3b4d [2021-11-23 15:54:50,546 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:50,547 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/sv-benchmarks/c/eca-programs/Problem102_label40.c [2021-11-23 15:54:50,811 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/data/ae81057bc/0908c649acc24dc798b614a4bd42befd/FLAGfb84b3b4d [2021-11-23 15:54:50,998 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/data/ae81057bc/0908c649acc24dc798b614a4bd42befd [2021-11-23 15:54:51,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:51,001 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:51,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:51,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:51,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:51,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:51,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35025c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51, skipping insertion in model container [2021-11-23 15:54:51,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:50" (1/1) ... [2021-11-23 15:54:51,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:52,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:19,192 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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/sv-benchmarks/c/eca-programs/Problem102_label40.c[5712562,5712575] [2021-11-23 15:55:19,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:19,338 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:33,750 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_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/sv-benchmarks/c/eca-programs/Problem102_label40.c[5712562,5712575] [2021-11-23 15:55:33,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:38,666 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:38,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38 WrapperNode [2021-11-23 15:55:38,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:38,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:38,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:38,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:38,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:40,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:44,630 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184212 [2021-11-23 15:55:44,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:44,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:44,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:44,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:44,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:44,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:46,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:46,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:48,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:48,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:49,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:50,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:50,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:50,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:50,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:50,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:38" (1/1) ... [2021-11-23 15:55:50,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:50,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:50,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:50,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:50,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:50,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:50,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:50,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:50,438 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:50,440 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:28,761 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:29,275 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 15:57:29,283 INFO L158 Benchmark]: Toolchain (without parser) took 158280.00ms. Allocated memory was 918.6MB in the beginning and 12.4GB in the end (delta: 11.5GB). Free memory was 624.9MB in the beginning and 8.9GB in the end (delta: -8.3GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:57:29,284 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:29,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 47665.62ms. Allocated memory was 918.6MB in the beginning and 5.9GB in the end (delta: 5.0GB). Free memory was 624.9MB in the beginning and 3.9GB in the end (delta: -3.3GB). Peak memory consumption was 3.3GB. Max. memory is 16.1GB. [2021-11-23 15:57:29,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 5962.55ms. Allocated memory was 5.9GB in the beginning and 8.8GB in the end (delta: 2.9GB). Free memory was 3.9GB in the beginning and 6.1GB in the end (delta: -2.2GB). Peak memory consumption was 733.0MB. Max. memory is 16.1GB. [2021-11-23 15:57:29,287 INFO L158 Benchmark]: Boogie Preprocessor took 5510.45ms. Allocated memory is still 8.8GB. Free memory was 6.1GB in the beginning and 5.7GB in the end (delta: 463.5MB). Peak memory consumption was 533.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:29,288 INFO L158 Benchmark]: RCFGBuilder took 99136.72ms. Allocated memory was 8.8GB in the beginning and 12.4GB in the end (delta: 3.6GB). Free memory was 5.7GB in the beginning and 8.9GB in the end (delta: -3.2GB). Peak memory consumption was 885.0MB. Max. memory is 16.1GB. [2021-11-23 15:57:29,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 47665.62ms. Allocated memory was 918.6MB in the beginning and 5.9GB in the end (delta: 5.0GB). Free memory was 624.9MB in the beginning and 3.9GB in the end (delta: -3.3GB). Peak memory consumption was 3.3GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 5962.55ms. Allocated memory was 5.9GB in the beginning and 8.8GB in the end (delta: 2.9GB). Free memory was 3.9GB in the beginning and 6.1GB in the end (delta: -2.2GB). Peak memory consumption was 733.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5510.45ms. Allocated memory is still 8.8GB. Free memory was 6.1GB in the beginning and 5.7GB in the end (delta: 463.5MB). Peak memory consumption was 533.7MB. Max. memory is 16.1GB. * RCFGBuilder took 99136.72ms. Allocated memory was 8.8GB in the beginning and 12.4GB in the end (delta: 3.6GB). Free memory was 5.7GB in the beginning and 8.9GB in the end (delta: -3.2GB). Peak memory consumption was 885.0MB. 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 15:57:29,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4eec79a-c045-4c26-ae49-4c4f44c0fc65/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