./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.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_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/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_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/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_75d344af-859f-4f02-ba58-42faaa4574d8/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 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:10,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:10,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:10,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:10,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:10,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:10,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:10,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:10,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:10,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:10,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:10,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:10,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:10,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:10,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:10,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:10,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:10,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:10,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:10,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:10,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:10,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:10,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:10,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:10,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:10,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:10,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:10,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:10,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:10,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:10,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:10,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:10,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:10,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:10,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:10,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:10,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:10,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:10,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:10,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:10,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:10,795 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:10,821 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:10,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:10,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:10,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:10,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:10,823 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:10,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:10,823 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:10,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:10,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:10,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:10,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:10,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:10,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:10,825 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:10,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:10,825 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:10,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:10,825 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:10,826 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:10,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:10,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:10,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:10,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:10,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:10,827 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:10,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:10,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:10,828 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_75d344af-859f-4f02-ba58-42faaa4574d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 [2021-11-23 15:54:11,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:11,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:11,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:11,124 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:11,125 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:11,126 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2021-11-23 15:54:11,209 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/data/d41ab028b/cc5aff67220d421492cd7c4e4a390e72/FLAG7ec4d8ddd [2021-11-23 15:54:11,646 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:11,647 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2021-11-23 15:54:11,660 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/data/d41ab028b/cc5aff67220d421492cd7c4e4a390e72/FLAG7ec4d8ddd [2021-11-23 15:54:12,009 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/data/d41ab028b/cc5aff67220d421492cd7c4e4a390e72 [2021-11-23 15:54:12,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:12,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:12,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:12,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:12,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:12,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@508f9133 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12, skipping insertion in model container [2021-11-23 15:54:12,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:12,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:12,217 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_75d344af-859f-4f02-ba58-42faaa4574d8/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2021-11-23 15:54:12,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:12,278 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:12,299 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_75d344af-859f-4f02-ba58-42faaa4574d8/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2021-11-23 15:54:12,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:12,343 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:12,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12 WrapperNode [2021-11-23 15:54:12,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:12,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:12,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:12,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:12,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,405 INFO L137 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2021-11-23 15:54:12,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:12,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:12,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:12,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:12,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,453 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:12,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:12,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:12,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:12,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:12,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:12,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:12,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:12,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:12,547 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:54:12,548 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:54:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:12,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:54:12,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:54:12,606 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:12,607 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:12,741 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:12,757 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:12,761 INFO L158 Benchmark]: Toolchain (without parser) took 746.57ms. Allocated memory is still 100.7MB. Free memory was 58.7MB in the beginning and 60.8MB in the end (delta: -2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:12,761 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:12,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.76ms. Allocated memory is still 100.7MB. Free memory was 58.5MB in the beginning and 74.2MB in the end (delta: -15.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:12,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.49ms. Allocated memory is still 100.7MB. Free memory was 74.2MB in the beginning and 72.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:12,764 INFO L158 Benchmark]: Boogie Preprocessor took 46.21ms. Allocated memory is still 100.7MB. Free memory was 72.5MB in the beginning and 71.6MB in the end (delta: 865.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:12,765 INFO L158 Benchmark]: RCFGBuilder took 305.52ms. Allocated memory is still 100.7MB. Free memory was 71.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:12,770 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.76ms. Allocated memory is still 100.7MB. Free memory was 58.5MB in the beginning and 74.2MB in the end (delta: -15.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.49ms. Allocated memory is still 100.7MB. Free memory was 74.2MB in the beginning and 72.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.21ms. Allocated memory is still 100.7MB. Free memory was 72.5MB in the beginning and 71.6MB in the end (delta: 865.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 305.52ms. Allocated memory is still 100.7MB. Free memory was 71.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:12,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/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_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/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_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/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_75d344af-859f-4f02-ba58-42faaa4574d8/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 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:15,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:15,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:15,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:15,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:15,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:15,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:15,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:15,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:15,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:15,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:15,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:15,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:15,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:15,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:15,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:15,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:15,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:15,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:15,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:15,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:15,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:15,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:15,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:15,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:15,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:15,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:15,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:15,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:15,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:15,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:15,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:15,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:15,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:15,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:15,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:15,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:15,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:15,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:15,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:15,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:15,352 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:15,399 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:15,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:15,401 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:15,401 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:15,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:15,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:15,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:15,404 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:15,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:15,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:15,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:15,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:15,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:15,406 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:15,407 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:15,407 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:15,407 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:15,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:15,407 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:15,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:15,408 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:15,408 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:15,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:15,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:15,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:15,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:15,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:15,410 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:15,410 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:15,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:15,410 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:15,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:15,411 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_75d344af-859f-4f02-ba58-42faaa4574d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91e9bd2889140c35a1e4cb13cce45121897f7602719339304e30875d144da718 [2021-11-23 15:54:15,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:15,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:15,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:15,856 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:15,857 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:15,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2021-11-23 15:54:15,931 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/data/ddbce026e/391b5091ce5043898852fe22de313c94/FLAGb5e5553c7 [2021-11-23 15:54:16,445 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:16,448 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c [2021-11-23 15:54:16,455 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/data/ddbce026e/391b5091ce5043898852fe22de313c94/FLAGb5e5553c7 [2021-11-23 15:54:16,807 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/data/ddbce026e/391b5091ce5043898852fe22de313c94 [2021-11-23 15:54:16,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:16,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:16,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:16,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:16,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:16,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:16,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30aa038c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16, skipping insertion in model container [2021-11-23 15:54:16,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:16,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:16,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:17,012 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_75d344af-859f-4f02-ba58-42faaa4574d8/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2021-11-23 15:54:17,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:17,041 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:17,056 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_75d344af-859f-4f02-ba58-42faaa4574d8/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound100.c[552,565] [2021-11-23 15:54:17,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:17,099 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:17,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17 WrapperNode [2021-11-23 15:54:17,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:17,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:17,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:17,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:17,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,177 INFO L137 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2021-11-23 15:54:17,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:17,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:17,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:17,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:17,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:17,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:17,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:17,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:17,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:17" (1/1) ... [2021-11-23 15:54:17,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:17,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:17,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:17,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:54:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:54:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:17,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:54:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:54:17,375 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:17,377 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:17,581 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:17,595 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:17,599 INFO L158 Benchmark]: Toolchain (without parser) took 783.44ms. Allocated memory is still 75.5MB. Free memory was 59.6MB in the beginning and 46.7MB in the end (delta: 12.9MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:17,600 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 75.5MB. Free memory is still 57.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:17,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.63ms. Allocated memory is still 75.5MB. Free memory was 59.5MB in the beginning and 59.9MB in the end (delta: -426.6kB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:17,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.88ms. Allocated memory is still 75.5MB. Free memory was 59.9MB in the beginning and 58.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:17,602 INFO L158 Benchmark]: Boogie Preprocessor took 39.46ms. Allocated memory is still 75.5MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:17,603 INFO L158 Benchmark]: RCFGBuilder took 378.06ms. Allocated memory is still 75.5MB. Free memory was 57.0MB in the beginning and 46.7MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:17,607 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 75.5MB. Free memory is still 57.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.63ms. Allocated memory is still 75.5MB. Free memory was 59.5MB in the beginning and 59.9MB in the end (delta: -426.6kB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.88ms. Allocated memory is still 75.5MB. Free memory was 59.9MB in the beginning and 58.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.46ms. Allocated memory is still 75.5MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 378.06ms. Allocated memory is still 75.5MB. Free memory was 57.0MB in the beginning and 46.7MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:17,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d344af-859f-4f02-ba58-42faaa4574d8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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