./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label28.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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/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 659b37265952a16fb6d0be01d182392fcf6fa60a0b92fef60d1f2fbbad338d83 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:30,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:30,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:30,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:30,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:30,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:30,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:30,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:30,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:30,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:30,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:30,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:30,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:30,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:30,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:30,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:30,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:30,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:30,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:30,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:30,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:30,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:30,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:30,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:30,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:30,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:30,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:30,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:30,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:30,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:30,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:30,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:30,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:30,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:30,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:30,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:30,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:30,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:30,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:30,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:30,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:30,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:30,406 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:30,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:30,410 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:30,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:30,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:30,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:30,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:30,413 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:30,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:30,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:30,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:30,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:30,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:30,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:30,422 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:30,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:30,422 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:30,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:30,422 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:30,423 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:30,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:30,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:30,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:30,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:30,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:30,424 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:30,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:30,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:30,425 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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 659b37265952a16fb6d0be01d182392fcf6fa60a0b92fef60d1f2fbbad338d83 [2021-11-23 15:55:30,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:30,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:30,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:30,737 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:30,738 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:30,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2021-11-23 15:55:30,818 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/data/67a77b45e/4bfcb1efa0e848ad927c218a7e542b6e/FLAGb656aab2b [2021-11-23 15:55:31,783 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:31,785 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2021-11-23 15:55:31,827 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/data/67a77b45e/4bfcb1efa0e848ad927c218a7e542b6e/FLAGb656aab2b [2021-11-23 15:55:32,201 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/data/67a77b45e/4bfcb1efa0e848ad927c218a7e542b6e [2021-11-23 15:55:32,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:32,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:32,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:32,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:32,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:32,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:32" (1/1) ... [2021-11-23 15:55:32,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61af44fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:32, skipping insertion in model container [2021-11-23 15:55:32,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:32" (1/1) ... [2021-11-23 15:55:32,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:32,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:32,601 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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/sv-benchmarks/c/eca-rers2012/Problem12_label28.c[2824,2837] [2021-11-23 15:55:33,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:33,804 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:33,835 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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/sv-benchmarks/c/eca-rers2012/Problem12_label28.c[2824,2837] [2021-11-23 15:55:34,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:34,515 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:34,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34 WrapperNode [2021-11-23 15:55:34,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:34,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:34,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:34,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:34,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,985 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:55:34,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:34,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:34,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:34,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:34,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:34,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:35,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:35,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:35,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:35,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:35,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:35,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:35,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:35,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:35,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:35,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:34" (1/1) ... [2021-11-23 15:55:35,619 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:35,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:35,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:35,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:35,980 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:35,981 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:40,335 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:40,400 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 15:55:40,405 INFO L158 Benchmark]: Toolchain (without parser) took 8197.65ms. Allocated memory was 102.8MB in the beginning and 457.2MB in the end (delta: 354.4MB). Free memory was 74.6MB in the beginning and 191.2MB in the end (delta: -116.5MB). Peak memory consumption was 241.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:40,406 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:40,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2309.53ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 74.3MB in the beginning and 58.9MB in the end (delta: 15.4MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:40,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 468.26ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 58.9MB in the beginning and 67.5MB in the end (delta: -8.6MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:40,410 INFO L158 Benchmark]: Boogie Preprocessor took 622.04ms. Allocated memory is still 163.6MB. Free memory was 67.5MB in the beginning and 44.7MB in the end (delta: 22.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:40,411 INFO L158 Benchmark]: RCFGBuilder took 4793.39ms. Allocated memory was 163.6MB in the beginning and 457.2MB in the end (delta: 293.6MB). Free memory was 44.7MB in the beginning and 191.2MB in the end (delta: -146.5MB). Peak memory consumption was 151.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:40,420 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 102.8MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2309.53ms. Allocated memory was 102.8MB in the beginning and 134.2MB in the end (delta: 31.5MB). Free memory was 74.3MB in the beginning and 58.9MB in the end (delta: 15.4MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 468.26ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 58.9MB in the beginning and 67.5MB in the end (delta: -8.6MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 622.04ms. Allocated memory is still 163.6MB. Free memory was 67.5MB in the beginning and 44.7MB in the end (delta: 22.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * RCFGBuilder took 4793.39ms. Allocated memory was 163.6MB in the beginning and 457.2MB in the end (delta: 293.6MB). Free memory was 44.7MB in the beginning and 191.2MB in the end (delta: -146.5MB). Peak memory consumption was 151.0MB. 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 15:55:40,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/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 659b37265952a16fb6d0be01d182392fcf6fa60a0b92fef60d1f2fbbad338d83 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:42,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:42,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:42,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:42,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:42,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:42,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:42,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:42,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:42,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:42,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:42,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:42,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:42,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:42,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:42,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:42,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:42,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:42,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:43,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:43,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:43,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:43,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:43,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:43,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:43,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:43,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:43,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:43,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:43,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:43,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:43,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:43,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:43,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:43,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:43,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:43,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:43,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:43,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:43,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:43,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:43,036 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:43,078 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:43,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:43,080 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:43,080 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:43,082 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:43,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:43,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:43,082 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:43,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:43,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:43,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:43,084 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:43,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:43,085 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:43,085 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:43,085 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:43,085 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:43,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:43,086 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:43,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:43,086 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:43,087 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:43,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:43,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:43,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:43,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:43,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:43,088 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:43,089 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:43,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:43,089 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:43,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:43,090 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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 659b37265952a16fb6d0be01d182392fcf6fa60a0b92fef60d1f2fbbad338d83 [2021-11-23 15:55:43,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:43,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:43,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:43,487 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:43,487 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:43,489 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2021-11-23 15:55:43,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/data/7f1ae3f07/c1635f3cb9a94663a9c159c8ed311c3d/FLAG89f2a56c3 [2021-11-23 15:55:44,537 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:44,537 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2021-11-23 15:55:44,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/data/7f1ae3f07/c1635f3cb9a94663a9c159c8ed311c3d/FLAG89f2a56c3 [2021-11-23 15:55:45,008 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/data/7f1ae3f07/c1635f3cb9a94663a9c159c8ed311c3d [2021-11-23 15:55:45,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:45,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:45,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:45,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:45,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:45,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a66dc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45, skipping insertion in model container [2021-11-23 15:55:45,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:45,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:45,368 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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/sv-benchmarks/c/eca-rers2012/Problem12_label28.c[2824,2837] [2021-11-23 15:55:46,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:46,642 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:46,676 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_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/sv-benchmarks/c/eca-rers2012/Problem12_label28.c[2824,2837] [2021-11-23 15:55:47,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:47,361 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:47,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47 WrapperNode [2021-11-23 15:55:47,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:47,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:47,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:47,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:47,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,806 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:55:47,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:47,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:47,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:47,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:47,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:48,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:48,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:48,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:48,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:48,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:48,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:48,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:48,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:48,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:48,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:48,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:48,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:48,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:48,546 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:48,548 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:14,232 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:14,283 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 15:56:14,288 INFO L158 Benchmark]: Toolchain (without parser) took 29274.96ms. Allocated memory was 62.9MB in the beginning and 333.4MB in the end (delta: 270.5MB). Free memory was 42.9MB in the beginning and 95.2MB in the end (delta: -52.3MB). Peak memory consumption was 217.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:14,288 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:14,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2350.08ms. Allocated memory was 62.9MB in the beginning and 94.4MB in the end (delta: 31.5MB). Free memory was 42.7MB in the beginning and 42.8MB in the end (delta: -79.0kB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:14,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 442.38ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 42.8MB in the beginning and 47.8MB in the end (delta: -5.0MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:14,291 INFO L158 Benchmark]: Boogie Preprocessor took 389.92ms. Allocated memory is still 113.2MB. Free memory was 47.8MB in the beginning and 46.3MB in the end (delta: 1.5MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:14,292 INFO L158 Benchmark]: RCFGBuilder took 26073.13ms. Allocated memory was 113.2MB in the beginning and 333.4MB in the end (delta: 220.2MB). Free memory was 46.3MB in the beginning and 95.2MB in the end (delta: -48.9MB). Peak memory consumption was 170.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:14,296 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2350.08ms. Allocated memory was 62.9MB in the beginning and 94.4MB in the end (delta: 31.5MB). Free memory was 42.7MB in the beginning and 42.8MB in the end (delta: -79.0kB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 442.38ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 42.8MB in the beginning and 47.8MB in the end (delta: -5.0MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 389.92ms. Allocated memory is still 113.2MB. Free memory was 47.8MB in the beginning and 46.3MB in the end (delta: 1.5MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * RCFGBuilder took 26073.13ms. Allocated memory was 113.2MB in the beginning and 333.4MB in the end (delta: 220.2MB). Free memory was 46.3MB in the beginning and 95.2MB in the end (delta: -48.9MB). Peak memory consumption was 170.7MB. 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 15:56:14,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d11dfa7a-f2c0-46cd-be92-ee883cdc9a88/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