./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/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 4bc0a0e025f8a0e1411aee2e3bf1b412c0998f8bef8aa1e9d25532524251b526 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:57,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:57,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:57,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:57,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:57,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:57,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:57,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:57,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:57,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:57,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:57,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:57,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:57,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:57,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:57,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:57,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:57,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:57,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:57,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:57,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:57,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:57,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:57,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:57,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:57,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:57,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:57,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:57,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:57,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:57,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:57,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:57,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:57,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:57,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:57,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:57,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:57,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:57,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:57,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:57,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:57,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:57,563 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:57,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:57,564 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:57,564 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:57,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:57,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:57,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:57,566 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:57,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:57,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:57,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:57,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:57,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:57,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:57,567 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:57,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:57,568 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:57,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:57,568 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:57,568 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:57,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:57,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:57,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:57,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:57,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:57,570 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:57,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:57,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:57,570 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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bc0a0e025f8a0e1411aee2e3bf1b412c0998f8bef8aa1e9d25532524251b526 [2021-11-23 15:54:57,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:57,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:57,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:57,878 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:57,879 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:57,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label40.c [2021-11-23 15:54:57,986 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/data/11fd143d9/63e7d18dccb048fcbd38665001902e89/FLAG95379d1cd [2021-11-23 15:54:58,924 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:58,925 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/sv-benchmarks/c/eca-rers2012/Problem05_label40.c [2021-11-23 15:54:58,996 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/data/11fd143d9/63e7d18dccb048fcbd38665001902e89/FLAG95379d1cd [2021-11-23 15:54:59,325 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/data/11fd143d9/63e7d18dccb048fcbd38665001902e89 [2021-11-23 15:54:59,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:59,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:59,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:59,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:59,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:59,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:59" (1/1) ... [2021-11-23 15:54:59,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2df6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:59, skipping insertion in model container [2021-11-23 15:54:59,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:59" (1/1) ... [2021-11-23 15:54:59,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:59,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:02,017 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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/sv-benchmarks/c/eca-rers2012/Problem05_label40.c[376726,376739] [2021-11-23 15:55:02,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:02,059 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:03,334 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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/sv-benchmarks/c/eca-rers2012/Problem05_label40.c[376726,376739] [2021-11-23 15:55:03,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:03,434 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:03,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03 WrapperNode [2021-11-23 15:55:03,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:03,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:03,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:03,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:03,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03" (1/1) ... [2021-11-23 15:55:03,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03" (1/1) ... [2021-11-23 15:55:04,111 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:55:04,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:04,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:04,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:04,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:04,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03" (1/1) ... [2021-11-23 15:55:04,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03" (1/1) ... [2021-11-23 15:55:04,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03" (1/1) ... [2021-11-23 15:55:04,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03" (1/1) ... [2021-11-23 15:55:04,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03" (1/1) ... [2021-11-23 15:55:04,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03" (1/1) ... [2021-11-23 15:55:04,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03" (1/1) ... [2021-11-23 15:55:04,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:04,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:04,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:04,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:04,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:03" (1/1) ... [2021-11-23 15:55:04,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:04,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:04,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:04,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:05,014 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:05,016 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:12,597 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:12,711 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 15:55:12,717 INFO L158 Benchmark]: Toolchain (without parser) took 13384.39ms. Allocated memory was 92.3MB in the beginning and 876.6MB in the end (delta: 784.3MB). Free memory was 41.3MB in the beginning and 591.6MB in the end (delta: -550.3MB). Peak memory consumption was 424.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:12,719 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 92.3MB. Free memory was 62.2MB in the beginning and 62.2MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:12,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4100.73ms. Allocated memory was 92.3MB in the beginning and 239.1MB in the end (delta: 146.8MB). Free memory was 41.3MB in the beginning and 145.4MB in the end (delta: -104.1MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:12,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 675.44ms. Allocated memory is still 239.1MB. Free memory was 145.4MB in the beginning and 100.2MB in the end (delta: 45.2MB). Peak memory consumption was 79.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:12,723 INFO L158 Benchmark]: Boogie Preprocessor took 595.30ms. Allocated memory is still 239.1MB. Free memory was 100.2MB in the beginning and 78.5MB in the end (delta: 21.7MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:12,724 INFO L158 Benchmark]: RCFGBuilder took 8004.60ms. Allocated memory was 239.1MB in the beginning and 876.6MB in the end (delta: 637.5MB). Free memory was 78.0MB in the beginning and 591.6MB in the end (delta: -513.6MB). Peak memory consumption was 314.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:12,734 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 92.3MB. Free memory was 62.2MB in the beginning and 62.2MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4100.73ms. Allocated memory was 92.3MB in the beginning and 239.1MB in the end (delta: 146.8MB). Free memory was 41.3MB in the beginning and 145.4MB in the end (delta: -104.1MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 675.44ms. Allocated memory is still 239.1MB. Free memory was 145.4MB in the beginning and 100.2MB in the end (delta: 45.2MB). Peak memory consumption was 79.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 595.30ms. Allocated memory is still 239.1MB. Free memory was 100.2MB in the beginning and 78.5MB in the end (delta: 21.7MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. * RCFGBuilder took 8004.60ms. Allocated memory was 239.1MB in the beginning and 876.6MB in the end (delta: 637.5MB). Free memory was 78.0MB in the beginning and 591.6MB in the end (delta: -513.6MB). Peak memory consumption was 314.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:12,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/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 4bc0a0e025f8a0e1411aee2e3bf1b412c0998f8bef8aa1e9d25532524251b526 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:15,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:15,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:15,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:15,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:15,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:15,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:15,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:15,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:15,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:15,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:15,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:15,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:15,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:15,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:15,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:15,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:15,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:15,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:15,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:15,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:15,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:15,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:15,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:15,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:15,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:15,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:15,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:15,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:15,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:15,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:15,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:15,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:15,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:15,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:15,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:15,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:15,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:15,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:15,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:15,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:15,362 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:15,409 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:15,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:15,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:15,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:15,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:15,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:15,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:15,413 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:15,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:15,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:15,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:15,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:15,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:15,414 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:15,414 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:15,415 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:15,415 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:15,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:15,415 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:15,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:15,416 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:15,416 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:15,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:15,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:15,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:15,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:15,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:15,417 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:15,418 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:15,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:15,418 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:15,418 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:15,419 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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bc0a0e025f8a0e1411aee2e3bf1b412c0998f8bef8aa1e9d25532524251b526 [2021-11-23 15:55:15,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:15,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:15,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:15,808 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:15,808 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:15,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label40.c [2021-11-23 15:55:15,892 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/data/2d84f2e90/07e4e8a8fc37413eb39aff5e0a1bd54d/FLAG7ab116a17 [2021-11-23 15:55:16,949 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:16,950 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/sv-benchmarks/c/eca-rers2012/Problem05_label40.c [2021-11-23 15:55:16,995 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/data/2d84f2e90/07e4e8a8fc37413eb39aff5e0a1bd54d/FLAG7ab116a17 [2021-11-23 15:55:17,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/data/2d84f2e90/07e4e8a8fc37413eb39aff5e0a1bd54d [2021-11-23 15:55:17,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:17,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:17,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:17,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:17,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:17,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:17" (1/1) ... [2021-11-23 15:55:17,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5499d21f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:17, skipping insertion in model container [2021-11-23 15:55:17,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:17" (1/1) ... [2021-11-23 15:55:17,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:17,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:19,995 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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/sv-benchmarks/c/eca-rers2012/Problem05_label40.c[376726,376739] [2021-11-23 15:55:20,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:20,037 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:21,311 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_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/sv-benchmarks/c/eca-rers2012/Problem05_label40.c[376726,376739] [2021-11-23 15:55:21,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:21,412 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:21,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21 WrapperNode [2021-11-23 15:55:21,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:21,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:21,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:21,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:21,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:21,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:22,092 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:55:22,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:22,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:22,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:22,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:22,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:22,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:22,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:22,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:22,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:22,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:22,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:22,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:22,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:22,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:22,889 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:22,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:21" (1/1) ... [2021-11-23 15:55:22,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:22,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:22,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:23,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:23,222 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:23,224 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:33,831 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:33,903 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 15:55:33,912 INFO L158 Benchmark]: Toolchain (without parser) took 16610.70ms. Allocated memory was 86.0MB in the beginning and 977.3MB in the end (delta: 891.3MB). Free memory was 38.4MB in the beginning and 615.4MB in the end (delta: -577.0MB). Peak memory consumption was 337.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,912 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:33,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4114.21ms. Allocated memory was 86.0MB in the beginning and 174.1MB in the end (delta: 88.1MB). Free memory was 38.2MB in the beginning and 82.9MB in the end (delta: -44.7MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 676.66ms. Allocated memory was 174.1MB in the beginning and 255.9MB in the end (delta: 81.8MB). Free memory was 82.9MB in the beginning and 125.1MB in the end (delta: -42.2MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,917 INFO L158 Benchmark]: Boogie Preprocessor took 793.31ms. Allocated memory was 255.9MB in the beginning and 559.9MB in the end (delta: 304.1MB). Free memory was 125.1MB in the beginning and 426.3MB in the end (delta: -301.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,918 INFO L158 Benchmark]: RCFGBuilder took 11019.95ms. Allocated memory was 559.9MB in the beginning and 977.3MB in the end (delta: 417.3MB). Free memory was 426.3MB in the beginning and 615.4MB in the end (delta: -189.1MB). Peak memory consumption was 250.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:33,929 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 86.0MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4114.21ms. Allocated memory was 86.0MB in the beginning and 174.1MB in the end (delta: 88.1MB). Free memory was 38.2MB in the beginning and 82.9MB in the end (delta: -44.7MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 676.66ms. Allocated memory was 174.1MB in the beginning and 255.9MB in the end (delta: 81.8MB). Free memory was 82.9MB in the beginning and 125.1MB in the end (delta: -42.2MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 793.31ms. Allocated memory was 255.9MB in the beginning and 559.9MB in the end (delta: 304.1MB). Free memory was 125.1MB in the beginning and 426.3MB in the end (delta: -301.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11019.95ms. Allocated memory was 559.9MB in the beginning and 977.3MB in the end (delta: 417.3MB). Free memory was 426.3MB in the beginning and 615.4MB in the end (delta: -189.1MB). Peak memory consumption was 250.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:33,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f3a86e3-8d71-44f0-8202-b67b18e68fd6/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