./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label41.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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/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 da12d80b1ebe8ddade2fe9b3743ac586f3d124d77af8b69102ae5eb60efc318c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:29,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:29,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:29,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:29,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:29,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:29,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:29,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:29,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:29,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:29,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:29,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:29,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:29,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:29,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:29,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:29,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:29,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:29,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:29,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:29,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:29,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:29,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:29,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:29,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:29,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:29,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:29,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:29,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:29,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:29,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:29,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:29,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:29,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:29,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:29,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:29,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:29,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:29,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:29,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:29,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:29,871 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:29,915 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:29,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:29,917 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:29,917 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:29,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:29,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:29,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:29,918 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:29,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:29,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:29,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:29,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:29,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:29,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:29,927 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:29,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:29,927 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:29,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:29,928 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:29,928 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:29,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:29,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:29,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:29,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:29,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:29,929 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:29,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:29,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:29,930 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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da12d80b1ebe8ddade2fe9b3743ac586f3d124d77af8b69102ae5eb60efc318c [2021-11-23 15:55:30,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:30,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:30,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:30,288 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:30,289 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:30,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2021-11-23 15:55:30,371 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/data/e0a57a479/9792274bfcd74d8f9550693f26bfe049/FLAGc6a58e339 [2021-11-23 15:55:31,554 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:31,557 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2021-11-23 15:55:31,621 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/data/e0a57a479/9792274bfcd74d8f9550693f26bfe049/FLAGc6a58e339 [2021-11-23 15:55:31,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/data/e0a57a479/9792274bfcd74d8f9550693f26bfe049 [2021-11-23 15:55:31,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:31,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:31,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:31,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:31,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:31,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd8e8f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:31, skipping insertion in model container [2021-11-23 15:55:31,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:31" (1/1) ... [2021-11-23 15:55:31,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:32,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:34,702 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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/sv-benchmarks/c/eca-rers2012/Problem06_label41.c[337301,337314] [2021-11-23 15:55:34,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:34,738 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:36,189 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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/sv-benchmarks/c/eca-rers2012/Problem06_label41.c[337301,337314] [2021-11-23 15:55:36,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:36,275 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:36,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36 WrapperNode [2021-11-23 15:55:36,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:36,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:36,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:36,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:36,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36" (1/1) ... [2021-11-23 15:55:36,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36" (1/1) ... [2021-11-23 15:55:36,935 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:55:36,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:36,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:36,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:36,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:36,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36" (1/1) ... [2021-11-23 15:55:36,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36" (1/1) ... [2021-11-23 15:55:37,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36" (1/1) ... [2021-11-23 15:55:37,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36" (1/1) ... [2021-11-23 15:55:37,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36" (1/1) ... [2021-11-23 15:55:37,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36" (1/1) ... [2021-11-23 15:55:37,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36" (1/1) ... [2021-11-23 15:55:37,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:37,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:37,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:37,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:37,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:36" (1/1) ... [2021-11-23 15:55:37,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:37,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:37,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:37,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:37,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:37,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:37,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:37,713 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:37,715 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:45,504 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:45,576 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 15:55:45,581 INFO L158 Benchmark]: Toolchain (without parser) took 13760.77ms. Allocated memory was 151.0MB in the beginning and 809.5MB in the end (delta: 658.5MB). Free memory was 85.6MB in the beginning and 503.5MB in the end (delta: -418.0MB). Peak memory consumption was 288.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,583 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 86.0MB. Free memory was 58.4MB in the beginning and 58.4MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:45,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4453.65ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 85.6MB in the beginning and 71.6MB in the end (delta: 14.0MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 658.91ms. Allocated memory was 197.1MB in the beginning and 291.5MB in the end (delta: 94.4MB). Free memory was 71.6MB in the beginning and 168.1MB in the end (delta: -96.5MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,586 INFO L158 Benchmark]: Boogie Preprocessor took 579.86ms. Allocated memory is still 291.5MB. Free memory was 168.1MB in the beginning and 134.5MB in the end (delta: 33.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,587 INFO L158 Benchmark]: RCFGBuilder took 8060.13ms. Allocated memory was 291.5MB in the beginning and 809.5MB in the end (delta: 518.0MB). Free memory was 134.5MB in the beginning and 503.5MB in the end (delta: -369.0MB). Peak memory consumption was 197.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 86.0MB. Free memory was 58.4MB in the beginning and 58.4MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4453.65ms. Allocated memory was 151.0MB in the beginning and 197.1MB in the end (delta: 46.1MB). Free memory was 85.6MB in the beginning and 71.6MB in the end (delta: 14.0MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 658.91ms. Allocated memory was 197.1MB in the beginning and 291.5MB in the end (delta: 94.4MB). Free memory was 71.6MB in the beginning and 168.1MB in the end (delta: -96.5MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 579.86ms. Allocated memory is still 291.5MB. Free memory was 168.1MB in the beginning and 134.5MB in the end (delta: 33.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * RCFGBuilder took 8060.13ms. Allocated memory was 291.5MB in the beginning and 809.5MB in the end (delta: 518.0MB). Free memory was 134.5MB in the beginning and 503.5MB in the end (delta: -369.0MB). Peak memory consumption was 197.1MB. 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 15:55:45,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/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 da12d80b1ebe8ddade2fe9b3743ac586f3d124d77af8b69102ae5eb60efc318c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:48,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:48,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:48,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:48,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:48,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:48,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:48,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:48,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:48,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:48,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:48,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:48,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:48,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:48,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:48,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:48,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:48,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:48,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:48,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:48,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:48,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:48,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:48,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:48,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:48,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:48,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:48,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:48,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:48,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:48,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:48,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:48,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:48,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:48,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:48,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:48,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:48,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:48,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:48,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:48,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:48,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:48,450 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:48,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:48,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:48,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:48,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:48,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:48,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:48,454 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:48,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:48,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:48,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:48,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:48,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:48,455 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:48,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:48,456 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:48,456 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:48,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:48,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:48,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:48,457 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:48,457 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:48,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:48,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:48,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:48,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:48,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:48,459 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:48,459 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:48,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:48,460 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:48,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:48,461 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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da12d80b1ebe8ddade2fe9b3743ac586f3d124d77af8b69102ae5eb60efc318c [2021-11-23 15:55:48,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:48,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:48,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:48,905 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:48,906 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:48,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2021-11-23 15:55:49,000 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/data/fa7da48f7/49ef6a53a8d54efa97d4a3071a0a2b0a/FLAG9f2da12c1 [2021-11-23 15:55:50,197 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:50,198 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/sv-benchmarks/c/eca-rers2012/Problem06_label41.c [2021-11-23 15:55:50,251 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/data/fa7da48f7/49ef6a53a8d54efa97d4a3071a0a2b0a/FLAG9f2da12c1 [2021-11-23 15:55:50,421 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/data/fa7da48f7/49ef6a53a8d54efa97d4a3071a0a2b0a [2021-11-23 15:55:50,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:50,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:50,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:50,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:50,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:50,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@349f9c30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50, skipping insertion in model container [2021-11-23 15:55:50,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:50,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:53,300 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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/sv-benchmarks/c/eca-rers2012/Problem06_label41.c[337301,337314] [2021-11-23 15:55:53,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:53,340 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:54,611 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_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/sv-benchmarks/c/eca-rers2012/Problem06_label41.c[337301,337314] [2021-11-23 15:55:54,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:54,689 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:54,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54 WrapperNode [2021-11-23 15:55:54,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:54,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:54,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:54,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:54,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,310 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:55:55,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:55,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:55,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:55,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:55,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:55,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:55,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:55,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:55,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:55,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:56,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:56,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:56,351 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:56,353 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:06,868 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:07,021 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 15:56:07,030 INFO L158 Benchmark]: Toolchain (without parser) took 16602.43ms. Allocated memory was 62.9MB in the beginning and 864.0MB in the end (delta: 801.1MB). Free memory was 30.8MB in the beginning and 706.4MB in the end (delta: -675.6MB). Peak memory consumption was 423.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:07,031 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 62.9MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:07,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4265.29ms. Allocated memory was 62.9MB in the beginning and 216.0MB in the end (delta: 153.1MB). Free memory was 30.6MB in the beginning and 123.0MB in the end (delta: -92.4MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:07,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 618.19ms. Allocated memory is still 216.0MB. Free memory was 123.0MB in the beginning and 91.9MB in the end (delta: 31.1MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:07,035 INFO L158 Benchmark]: Boogie Preprocessor took 613.86ms. Allocated memory was 216.0MB in the beginning and 432.0MB in the end (delta: 216.0MB). Free memory was 91.9MB in the beginning and 284.5MB in the end (delta: -192.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:07,036 INFO L158 Benchmark]: RCFGBuilder took 11099.20ms. Allocated memory was 432.0MB in the beginning and 864.0MB in the end (delta: 432.0MB). Free memory was 284.5MB in the beginning and 706.4MB in the end (delta: -421.9MB). Peak memory consumption was 308.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:07,047 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 62.9MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4265.29ms. Allocated memory was 62.9MB in the beginning and 216.0MB in the end (delta: 153.1MB). Free memory was 30.6MB in the beginning and 123.0MB in the end (delta: -92.4MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 618.19ms. Allocated memory is still 216.0MB. Free memory was 123.0MB in the beginning and 91.9MB in the end (delta: 31.1MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 613.86ms. Allocated memory was 216.0MB in the beginning and 432.0MB in the end (delta: 216.0MB). Free memory was 91.9MB in the beginning and 284.5MB in the end (delta: -192.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11099.20ms. Allocated memory was 432.0MB in the beginning and 864.0MB in the end (delta: 432.0MB). Free memory was 284.5MB in the beginning and 706.4MB in the end (delta: -421.9MB). Peak memory consumption was 308.3MB. 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 15:56:07,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6e79d6c-891c-4e02-95b9-7f80f3ee6d8c/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