./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/jain_6-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/jain_6-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de5b2075d4abb79268518f13a43be5f1c1d9b9145e6334b0e9e03aa6c29e2c89 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:50:29,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:50:29,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:50:29,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:50:29,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:50:29,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:50:29,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:50:29,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:50:29,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:50:29,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:50:29,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:50:29,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:50:29,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:50:29,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:50:29,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:50:29,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:50:29,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:50:29,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:50:29,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:50:29,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:50:29,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:50:29,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:50:29,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:50:29,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:50:29,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:50:29,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:50:29,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:50:29,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:50:29,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:50:29,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:50:29,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:50:29,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:50:29,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:50:29,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:50:29,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:50:29,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:50:29,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:50:29,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:50:29,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:50:29,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:50:29,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:50:29,660 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-21 01:50:29,720 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:50:29,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:50:29,721 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:50:29,721 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:50:29,730 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:50:29,731 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:50:29,731 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:50:29,731 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:50:29,732 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:50:29,732 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:50:29,733 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:50:29,734 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:50:29,734 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:50:29,734 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:50:29,735 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:50:29,735 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:50:29,735 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:50:29,736 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:50:29,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:50:29,738 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 01:50:29,738 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 01:50:29,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:50:29,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 01:50:29,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:50:29,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:50:29,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:50:29,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:50:29,742 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 01:50:29,742 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 01:50:29,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:50:29,743 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:50:29,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:50:29,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:50:29,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:50:29,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:50:29,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:50:29,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:50:29,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:50:29,746 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:50:29,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:50:29,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:50:29,746 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:50:29,747 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:50:29,747 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de5b2075d4abb79268518f13a43be5f1c1d9b9145e6334b0e9e03aa6c29e2c89 [2021-11-21 01:50:30,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:50:30,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:50:30,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:50:30,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:50:30,123 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:50:30,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/bitvector/jain_6-1.c [2021-11-21 01:50:30,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/data/d4e63d011/20091c043de5435394a7300fcf3a6b5f/FLAGd0c349633 [2021-11-21 01:50:30,785 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:50:30,786 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/sv-benchmarks/c/bitvector/jain_6-1.c [2021-11-21 01:50:30,793 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/data/d4e63d011/20091c043de5435394a7300fcf3a6b5f/FLAGd0c349633 [2021-11-21 01:50:31,145 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/data/d4e63d011/20091c043de5435394a7300fcf3a6b5f [2021-11-21 01:50:31,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:50:31,150 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:50:31,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:50:31,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:50:31,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:50:31,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79db884e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31, skipping insertion in model container [2021-11-21 01:50:31,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:50:31,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:50:31,403 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_cf34c958-12c7-45fd-8bd6-e98d51ad152b/sv-benchmarks/c/bitvector/jain_6-1.c[675,688] [2021-11-21 01:50:31,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:50:31,433 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:50:31,450 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_cf34c958-12c7-45fd-8bd6-e98d51ad152b/sv-benchmarks/c/bitvector/jain_6-1.c[675,688] [2021-11-21 01:50:31,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:50:31,474 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:50:31,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31 WrapperNode [2021-11-21 01:50:31,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:50:31,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:50:31,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:50:31,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:50:31,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,523 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2021-11-21 01:50:31,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:50:31,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:50:31,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:50:31,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:50:31,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:50:31,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:50:31,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:50:31,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:50:31,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (1/1) ... [2021-11-21 01:50:31,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:50:31,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:50:31,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:50:31,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:50:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:50:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:50:31,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:50:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:50:31,765 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:50:31,767 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:50:31,904 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:50:31,945 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:50:31,945 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 01:50:31,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:50:31 BoogieIcfgContainer [2021-11-21 01:50:31,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:50:31,950 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:50:31,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:50:31,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:50:31,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:50:31" (1/3) ... [2021-11-21 01:50:31,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7446689c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:50:31, skipping insertion in model container [2021-11-21 01:50:31,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:50:31" (2/3) ... [2021-11-21 01:50:31,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7446689c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:50:31, skipping insertion in model container [2021-11-21 01:50:31,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:50:31" (3/3) ... [2021-11-21 01:50:31,959 INFO L111 eAbstractionObserver]: Analyzing ICFG jain_6-1.c [2021-11-21 01:50:31,965 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:50:31,965 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-21 01:50:31,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7446689c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:50:31, skipping insertion in model container [2021-11-21 01:50:31,967 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 01:50:31,968 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 01:50:31,968 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 01:50:31,969 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 01:50:31,969 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:50:31" (3/3) ... [2021-11-21 01:50:31,973 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-21 01:50:31,985 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-21 01:50:31,985 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-21 01:50:31,985 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-21 01:50:31,986 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-21 01:50:32,040 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-21 01:50:32,041 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 01:50:32,043 INFO L158 Benchmark]: Toolchain (without parser) took 891.91ms. Allocated memory is still 98.6MB. Free memory was 64.3MB in the beginning and 58.5MB in the end (delta: 5.8MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-11-21 01:50:32,044 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:50:32,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.86ms. Allocated memory is still 98.6MB. Free memory was 64.1MB in the beginning and 73.8MB in the end (delta: -9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 01:50:32,046 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.04ms. Allocated memory is still 98.6MB. Free memory was 73.8MB in the beginning and 72.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 01:50:32,046 INFO L158 Benchmark]: Boogie Preprocessor took 41.81ms. Allocated memory is still 98.6MB. Free memory was 72.3MB in the beginning and 71.3MB in the end (delta: 992.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:50:32,047 INFO L158 Benchmark]: RCFGBuilder took 380.37ms. Allocated memory is still 98.6MB. Free memory was 71.3MB in the beginning and 62.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 01:50:32,048 INFO L158 Benchmark]: TraceAbstraction took 17.00ms. Allocated memory is still 98.6MB. Free memory was 61.8MB in the beginning and 60.8MB in the end (delta: 999.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:50:32,049 INFO L158 Benchmark]: Witness Printer took 72.65ms. Allocated memory is still 98.6MB. Free memory was 60.8MB in the beginning and 58.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 01:50:32,054 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.86ms. Allocated memory is still 98.6MB. Free memory was 64.1MB in the beginning and 73.8MB in the end (delta: -9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.04ms. Allocated memory is still 98.6MB. Free memory was 73.8MB in the beginning and 72.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.81ms. Allocated memory is still 98.6MB. Free memory was 72.3MB in the beginning and 71.3MB in the end (delta: 992.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 380.37ms. Allocated memory is still 98.6MB. Free memory was 71.3MB in the beginning and 62.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 17.00ms. Allocated memory is still 98.6MB. Free memory was 61.8MB in the beginning and 60.8MB in the end (delta: 999.8kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 72.65ms. Allocated memory is still 98.6MB. Free memory was 60.8MB in the beginning and 58.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-21 01:50:32,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf34c958-12c7-45fd-8bd6-e98d51ad152b/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE